Finding the Fourth Proportional to 113,301.78, 156,358.17 and 62,316.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,301.78 : 156,358.17 = 62,316.69 : x
2. Step 2: Convert to fraction form
   113,301.78/156,358.17 = 62,316.69/x
3. Step 3: Cross multiply
   113,301.78x = 156,358.17 × 62,316.69
4. Step 4: Simplify right side
   113,301.78x = 9,743,723,608.86
5. Step 5: Solve for x
   x = 9,743,723,608.86/113,301.78
6. Step 6: Final answer
   x = 85,997.97