Finding the Fourth Proportional to 111,371,330.10, 153,690,123.69 and 61,808,825.33

Step by Step Solution

1. Step 1: Write the proportion equation
   111,371,330.10 : 153,690,123.69 = 61,808,825.33 : x
2. Step 2: Convert to fraction form
   111,371,330.10/153,690,123.69 = 61,808,825.33/x
3. Step 3: Cross multiply
   111,371,330.10x = 153,690,123.69 × 61,808,825.33
4. Step 4: Simplify right side
   111,371,330.10x = 9,499,406,009,332,854
5. Step 5: Solve for x
   x = 9,499,406,009,332,854/111,371,330.10
6. Step 6: Final answer
   x = 85,294,895.92