Finding the Fourth Proportional to 9,983.43, 14,943.98 and 7,353.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.43 : 14,943.98 = 7,353.90 : x
2. Step 2: Convert to fraction form
   9,983.43/14,943.98 = 7,353.90/x
3. Step 3: Cross multiply
   9,983.43x = 14,943.98 × 7,353.90
4. Step 4: Simplify right side
   9,983.43x = 109,896,423.03
5. Step 5: Solve for x
   x = 109,896,423.03/9,983.43
6. Step 6: Final answer
   x = 11,007.89