Finding the Fourth Proportional to 10,934.88, 16,404.70 and 3,540.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,934.88 : 16,404.70 = 3,540.08 : x
2. Step 2: Convert to fraction form
   10,934.88/16,404.70 = 3,540.08/x
3. Step 3: Cross multiply
   10,934.88x = 16,404.70 × 3,540.08
4. Step 4: Simplify right side
   10,934.88x = 58,073,950.38
5. Step 5: Solve for x
   x = 58,073,950.38/10,934.88
6. Step 6: Final answer
   x = 5,310.89