Finding the Fourth Proportional to 66,064.98, 91,143.72 and 37,755.48

Step by Step Solution

1. Step 1: Write the proportion equation
   66,064.98 : 91,143.72 = 37,755.48 : x
2. Step 2: Convert to fraction form
   66,064.98/91,143.72 = 37,755.48/x
3. Step 3: Cross multiply
   66,064.98x = 91,143.72 × 37,755.48
4. Step 4: Simplify right side
   66,064.98x = 3,441,174,897.59
5. Step 5: Solve for x
   x = 3,441,174,897.59/66,064.98
6. Step 6: Final answer
   x = 52,087.73