Finding the Fourth Proportional to 10,937.43, 16,402.70 and 3,540.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,937.43 : 16,402.70 = 3,540.17 : x
2. Step 2: Convert to fraction form
   10,937.43/16,402.70 = 3,540.17/x
3. Step 3: Cross multiply
   10,937.43x = 16,402.70 × 3,540.17
4. Step 4: Simplify right side
   10,937.43x = 58,068,396.32
5. Step 5: Solve for x
   x = 58,068,396.32/10,937.43
6. Step 6: Final answer
   x = 5,309.14