Finding the Fourth Proportional to 132,754.18, 199,049.52 and 65,200.30

Step by Step Solution

1. Step 1: Write the proportion equation
   132,754.18 : 199,049.52 = 65,200.30 : x
2. Step 2: Convert to fraction form
   132,754.18/199,049.52 = 65,200.30/x
3. Step 3: Cross multiply
   132,754.18x = 199,049.52 × 65,200.30
4. Step 4: Simplify right side
   132,754.18x = 12,978,088,418.86
5. Step 5: Solve for x
   x = 12,978,088,418.86/132,754.18
6. Step 6: Final answer
   x = 97,760.30