Finding the Fourth Proportional to 81,695.46, 112,746.56 and 45,892.65

Step by Step Solution

1. Step 1: Write the proportion equation
   81,695.46 : 112,746.56 = 45,892.65 : x
2. Step 2: Convert to fraction form
   81,695.46/112,746.56 = 45,892.65/x
3. Step 3: Cross multiply
   81,695.46x = 112,746.56 × 45,892.65
4. Step 4: Simplify right side
   81,695.46x = 5,174,238,187.32
5. Step 5: Solve for x
   x = 5,174,238,187.32/81,695.46
6. Step 6: Final answer
   x = 63,335.69