Finding the Fourth Proportional to 113,118.66, 156,092.04 and 65,387.34

Step by Step Solution

1. Step 1: Write the proportion equation
   113,118.66 : 156,092.04 = 65,387.34 : x
2. Step 2: Convert to fraction form
   113,118.66/156,092.04 = 65,387.34/x
3. Step 3: Cross multiply
   113,118.66x = 156,092.04 × 65,387.34
4. Step 4: Simplify right side
   113,118.66x = 10,206,443,290.77
5. Step 5: Solve for x
   x = 10,206,443,290.77/113,118.66
6. Step 6: Final answer
   x = 90,227.76