Finding the Fourth Proportional to 10,209.43, 14,087.28 and 5,733.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,209.43 : 14,087.28 = 5,733.10 : x
2. Step 2: Convert to fraction form
   10,209.43/14,087.28 = 5,733.10/x
3. Step 3: Cross multiply
   10,209.43x = 14,087.28 × 5,733.10
4. Step 4: Simplify right side
   10,209.43x = 80,763,784.97
5. Step 5: Solve for x
   x = 80,763,784.97/10,209.43
6. Step 6: Final answer
   x = 7,910.70