Finding the Fourth Proportional to 10,708.43, 16,060.71 and 2,915.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,708.43 : 16,060.71 = 2,915.42 : x
2. Step 2: Convert to fraction form
   10,708.43/16,060.71 = 2,915.42/x
3. Step 3: Cross multiply
   10,708.43x = 16,060.71 × 2,915.42
4. Step 4: Simplify right side
   10,708.43x = 46,823,715.15
5. Step 5: Solve for x
   x = 46,823,715.15/10,708.43
6. Step 6: Final answer
   x = 4,372.60