Finding the Fourth Proportional to 113,278.86, 169,940.16 and 60,747.12

Step by Step Solution

1. Step 1: Write the proportion equation
   113,278.86 : 169,940.16 = 60,747.12 : x
2. Step 2: Convert to fraction form
   113,278.86/169,940.16 = 60,747.12/x
3. Step 3: Cross multiply
   113,278.86x = 169,940.16 × 60,747.12
4. Step 4: Simplify right side
   113,278.86x = 10,323,375,292.34
5. Step 5: Solve for x
   x = 10,323,375,292.34/113,278.86
6. Step 6: Final answer
   x = 91,132.41