Finding the Fourth Proportional to 91,819,034.69, 137,746,711.43 and 26,240,760.77

Step by Step Solution

1. Step 1: Write the proportion equation
   91,819,034.69 : 137,746,711.43 = 26,240,760.77 : x
2. Step 2: Convert to fraction form
   91,819,034.69/137,746,711.43 = 26,240,760.77/x
3. Step 3: Cross multiply
   91,819,034.69x = 137,746,711.43 × 26,240,760.77
4. Step 4: Simplify right side
   91,819,034.69x = 3,614,578,501,357,651
5. Step 5: Solve for x
   x = 3,614,578,501,357,651/91,819,034.69
6. Step 6: Final answer
   x = 39,366,330.89