Finding the Fourth Proportional to 11,681.28, 16,111.25 and 7,433.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,681.28 : 16,111.25 = 7,433.03 : x
2. Step 2: Convert to fraction form
   11,681.28/16,111.25 = 7,433.03/x
3. Step 3: Cross multiply
   11,681.28x = 16,111.25 × 7,433.03
4. Step 4: Simplify right side
   11,681.28x = 119,755,407.70
5. Step 5: Solve for x
   x = 119,755,407.70/11,681.28
6. Step 6: Final answer
   x = 10,251.91