Finding the Fourth Proportional to 156,625.55, 234,946.52 and 72,464.32

Step by Step Solution

1. Step 1: Write the proportion equation
   156,625.55 : 234,946.52 = 72,464.32 : x
2. Step 2: Convert to fraction form
   156,625.55/234,946.52 = 72,464.32/x
3. Step 3: Cross multiply
   156,625.55x = 234,946.52 × 72,464.32
4. Step 4: Simplify right side
   156,625.55x = 17,025,240,418.88
5. Step 5: Solve for x
   x = 17,025,240,418.88/156,625.55
6. Step 6: Final answer
   x = 108,700.28