Finding the Fourth Proportional to 113,441.52, 156,381.42 and 72,601.14

Step by Step Solution

1. Step 1: Write the proportion equation
   113,441.52 : 156,381.42 = 72,601.14 : x
2. Step 2: Convert to fraction form
   113,441.52/156,381.42 = 72,601.14/x
3. Step 3: Cross multiply
   113,441.52x = 156,381.42 × 72,601.14
4. Step 4: Simplify right side
   113,441.52x = 11,353,469,366.82
5. Step 5: Solve for x
   x = 11,353,469,366.82/113,441.52
6. Step 6: Final answer
   x = 100,082.13