Finding the Fourth Proportional to 11,240.00, 16,839.23 and 5,680.07

Step by Step Solution

1. Step 1: Write the proportion equation
   11,240.00 : 16,839.23 = 5,680.07 : x
2. Step 2: Convert to fraction form
   11,240.00/16,839.23 = 5,680.07/x
3. Step 3: Cross multiply
   11,240.00x = 16,839.23 × 5,680.07
4. Step 4: Simplify right side
   11,240.00x = 95,647,892.55
5. Step 5: Solve for x
   x = 95,647,892.55/11,240.00
6. Step 6: Final answer
   x = 8,509.60