Finding the Fourth Proportional to 59,289.60, 88,997 and 57,950.94

Step by Step Solution

1. Step 1: Write the proportion equation
   59,289.60 : 88,997 = 57,950.94 : x
2. Step 2: Convert to fraction form
   59,289.60/88,997 = 57,950.94/x
3. Step 3: Cross multiply
   59,289.60x = 88,997 × 57,950.94
4. Step 4: Simplify right side
   59,289.60x = 5,157,459,807.18
5. Step 5: Solve for x
   x = 5,157,459,807.18/59,289.60
6. Step 6: Final answer
   x = 86,987.60