Finding the Fourth Proportional to 117,478.52, 162,116.01 and 63,762.38

Step by Step Solution

1. Step 1: Write the proportion equation
   117,478.52 : 162,116.01 = 63,762.38 : x
2. Step 2: Convert to fraction form
   117,478.52/162,116.01 = 63,762.38/x
3. Step 3: Cross multiply
   117,478.52x = 162,116.01 × 63,762.38
4. Step 4: Simplify right side
   117,478.52x = 10,336,902,633.70
5. Step 5: Solve for x
   x = 10,336,902,633.70/117,478.52
6. Step 6: Final answer
   x = 87,989.72