Finding the Fourth Proportional to 66,426,235.98, 91,668,244.71 and 37,057,568.69

Step by Step Solution

1. Step 1: Write the proportion equation
   66,426,235.98 : 91,668,244.71 = 37,057,568.69 : x
2. Step 2: Convert to fraction form
   66,426,235.98/91,668,244.71 = 37,057,568.69/x
3. Step 3: Cross multiply
   66,426,235.98x = 91,668,244.71 × 37,057,568.69
4. Step 4: Simplify right side
   66,426,235.98x = 3,397,002,275,032,553.50
5. Step 5: Solve for x
   x = 3,397,002,275,032,553.50/66,426,235.98
6. Step 6: Final answer
   x = 51,139,466.58