Finding the Fourth Proportional to 91,046,574.83, 136,614,699.83 and 42,517,375.60

Step by Step Solution

1. Step 1: Write the proportion equation
   91,046,574.83 : 136,614,699.83 = 42,517,375.60 : x
2. Step 2: Convert to fraction form
   91,046,574.83/136,614,699.83 = 42,517,375.60/x
3. Step 3: Cross multiply
   91,046,574.83x = 136,614,699.83 × 42,517,375.60
4. Step 4: Simplify right side
   91,046,574.83x = 5,808,498,504,918,123
5. Step 5: Solve for x
   x = 5,808,498,504,918,123/91,046,574.83
6. Step 6: Final answer
   x = 63,797,001.88