Finding the Fourth Proportional to 156,744.72, 216,209.16 and 93,037.68

Step by Step Solution

1. Step 1: Write the proportion equation
   156,744.72 : 216,209.16 = 93,037.68 : x
2. Step 2: Convert to fraction form
   156,744.72/216,209.16 = 93,037.68/x
3. Step 3: Cross multiply
   156,744.72x = 216,209.16 × 93,037.68
4. Step 4: Simplify right side
   156,744.72x = 20,115,598,641.15
5. Step 5: Solve for x
   x = 20,115,598,641.15/156,744.72
6. Step 6: Final answer
   x = 128,333.50