Finding the Fourth Proportional to 10,103.43, 15,155.55 and 2,708.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,103.43 : 15,155.55 = 2,708.55 : x
2. Step 2: Convert to fraction form
   10,103.43/15,155.55 = 2,708.55/x
3. Step 3: Cross multiply
   10,103.43x = 15,155.55 × 2,708.55
4. Step 4: Simplify right side
   10,103.43x = 41,049,564.95
5. Step 5: Solve for x
   x = 41,049,564.95/10,103.43
6. Step 6: Final answer
   x = 4,062.93