Finding the Fourth Proportional to 117,607.43, 162,298.46 and 63,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,607.43 : 162,298.46 = 63,892.50 : x
2. Step 2: Convert to fraction form
   117,607.43/162,298.46 = 63,892.50/x
3. Step 3: Cross multiply
   117,607.43x = 162,298.46 × 63,892.50
4. Step 4: Simplify right side
   117,607.43x = 10,369,654,036.09
5. Step 5: Solve for x
   x = 10,369,654,036.09/117,607.43
6. Step 6: Final answer
   x = 88,171.76