Finding the Fourth Proportional to 7,149.57, 10,701.92 and 4,915.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,149.57 : 10,701.92 = 4,915.37 : x
2. Step 2: Convert to fraction form
   7,149.57/10,701.92 = 4,915.37/x
3. Step 3: Cross multiply
   7,149.57x = 10,701.92 × 4,915.37
4. Step 4: Simplify right side
   7,149.57x = 52,603,818.42
5. Step 5: Solve for x
   x = 52,603,818.42/7,149.57
6. Step 6: Final answer
   x = 7,357.62