Finding the Fourth Proportional to 113,930.74, 157,002.42 and 82,039.42

Step by Step Solution

1. Step 1: Write the proportion equation
   113,930.74 : 157,002.42 = 82,039.42 : x
2. Step 2: Convert to fraction form
   113,930.74/157,002.42 = 82,039.42/x
3. Step 3: Cross multiply
   113,930.74x = 157,002.42 × 82,039.42
4. Step 4: Simplify right side
   113,930.74x = 12,880,387,517.83
5. Step 5: Solve for x
   x = 12,880,387,517.83/113,930.74
6. Step 6: Final answer
   x = 113,054.54