Finding the Fourth Proportional to 91,046,575.20, 136,614,700.38 and 42,517,375.98

Step by Step Solution

1. Step 1: Write the proportion equation
   91,046,575.20 : 136,614,700.38 = 42,517,375.98 : x
2. Step 2: Convert to fraction form
   91,046,575.20/136,614,700.38 = 42,517,375.98/x
3. Step 3: Cross multiply
   91,046,575.20x = 136,614,700.38 × 42,517,375.98
4. Step 4: Simplify right side
   91,046,575.20x = 5,808,498,580,451,508
5. Step 5: Solve for x
   x = 5,808,498,580,451,508/91,046,575.20
6. Step 6: Final answer
   x = 63,797,002.44