Finding the Fourth Proportional to 59,567.16, 88,697.85 and 57,438.48

Step by Step Solution

1. Step 1: Write the proportion equation
   59,567.16 : 88,697.85 = 57,438.48 : x
2. Step 2: Convert to fraction form
   59,567.16/88,697.85 = 57,438.48/x
3. Step 3: Cross multiply
   59,567.16x = 88,697.85 × 57,438.48
4. Step 4: Simplify right side
   59,567.16x = 5,094,669,683.27
5. Step 5: Solve for x
   x = 5,094,669,683.27/59,567.16
6. Step 6: Final answer
   x = 85,528.16