Finding the Fourth Proportional to 59,855.88, 89,077.11 and 57,862.56

Step by Step Solution

1. Step 1: Write the proportion equation
   59,855.88 : 89,077.11 = 57,862.56 : x
2. Step 2: Convert to fraction form
   59,855.88/89,077.11 = 57,862.56/x
3. Step 3: Cross multiply
   59,855.88x = 89,077.11 × 57,862.56
4. Step 4: Simplify right side
   59,855.88x = 5,154,229,622.00
5. Step 5: Solve for x
   x = 5,154,229,622.00/59,855.88
6. Step 6: Final answer
   x = 86,110.66