Finding the Fourth Proportional to 117,477.28, 162,118.82 and 63,762.32

Step by Step Solution

1. Step 1: Write the proportion equation
   117,477.28 : 162,118.82 = 63,762.32 : x
2. Step 2: Convert to fraction form
   117,477.28/162,118.82 = 63,762.32/x
3. Step 3: Cross multiply
   117,477.28x = 162,118.82 × 63,762.32
4. Step 4: Simplify right side
   117,477.28x = 10,337,072,078.86
5. Step 5: Solve for x
   x = 10,337,072,078.86/117,477.28
6. Step 6: Final answer
   x = 87,992.10