Finding the Fourth Proportional to 120,617,753.24, 166,452,373.50 and 65,613,478.52

Step by Step Solution

1. Step 1: Write the proportion equation
   120,617,753.24 : 166,452,373.50 = 65,613,478.52 : x
2. Step 2: Convert to fraction form
   120,617,753.24/166,452,373.50 = 65,613,478.52/x
3. Step 3: Cross multiply
   120,617,753.24x = 166,452,373.50 × 65,613,478.52
4. Step 4: Simplify right side
   120,617,753.24x = 10,921,519,233,245,268
5. Step 5: Solve for x
   x = 10,921,519,233,245,268/120,617,753.24
6. Step 6: Final answer
   x = 90,546,531.83