Finding the Fourth Proportional to 117,695.52, 162,417.91 and 63,981.89

Step by Step Solution

1. Step 1: Write the proportion equation
   117,695.52 : 162,417.91 = 63,981.89 : x
2. Step 2: Convert to fraction form
   117,695.52/162,417.91 = 63,981.89/x
3. Step 3: Cross multiply
   117,695.52x = 162,417.91 × 63,981.89
4. Step 4: Simplify right side
   117,695.52x = 10,391,805,097.74
5. Step 5: Solve for x
   x = 10,391,805,097.74/117,695.52
6. Step 6: Final answer
   x = 88,293.97