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Coerce Two Longs To Double Function
Windows API Class

Public Function CoerceTwoLongsToDouble( _
      ByVal vLo As Long _
    , ByVal vHi As Long _
    ) As Double

Coerce two Long (Integer) values into a Double (precision floating-point) value.
Return the Double value whose low-order double-word (4 bytes) has the same representation as vLo,
and whose high-order double-word has the same representation as vHi.
Inverse/opposite of the HIDWORD and LODWORD functions.

Examples: 
    CoerceTwoLongsToDouble(1, 2) = 4.24399158242461E-314
    CoerceTwoLongsToDouble(1, 3) = 6.36598737338988E-314
    CoerceTwoLongsToDouble(3, 1) = 2.12199579244747E-314
    CoerceTwoLongsToDouble(0, 1072693248) = 1
    CoerceTwoLongsToDouble(0, 1073741824) = 2
See also: 
    HIDWORD Function
    LODWORD Function
    MakeLong Function
    CoerceToDouble Function

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