Finding the Fourth Proportional to 113,132.42, 156,087.62 and 65,368.34

Step by Step Solution

1. Step 1: Write the proportion equation
   113,132.42 : 156,087.62 = 65,368.34 : x
2. Step 2: Convert to fraction form
   113,132.42/156,087.62 = 65,368.34/x
3. Step 3: Cross multiply
   113,132.42x = 156,087.62 × 65,368.34
4. Step 4: Simplify right side
   113,132.42x = 10,203,188,613.95
5. Step 5: Solve for x
   x = 10,203,188,613.95/113,132.42
6. Step 6: Final answer
   x = 90,188.02