Finding the Fourth Proportional to 113,235.71, 156,268.17 and 65,492.01

Step by Step Solution

1. Step 1: Write the proportion equation
   113,235.71 : 156,268.17 = 65,492.01 : x
2. Step 2: Convert to fraction form
   113,235.71/156,268.17 = 65,492.01/x
3. Step 3: Cross multiply
   113,235.71x = 156,268.17 × 65,492.01
4. Step 4: Simplify right side
   113,235.71x = 10,234,316,552.32
5. Step 5: Solve for x
   x = 10,234,316,552.32/113,235.71
6. Step 6: Final answer
   x = 90,380.65