Finding the Fourth Proportional to 59,276.61, 88,977.57 and 57,938.01

Step by Step Solution

1. Step 1: Write the proportion equation
   59,276.61 : 88,977.57 = 57,938.01 : x
2. Step 2: Convert to fraction form
   59,276.61/88,977.57 = 57,938.01/x
3. Step 3: Cross multiply
   59,276.61x = 88,977.57 × 57,938.01
4. Step 4: Simplify right side
   59,276.61x = 5,155,183,340.44
5. Step 5: Solve for x
   x = 5,155,183,340.44/59,276.61
6. Step 6: Final answer
   x = 86,968.26