Finding the Fourth Proportional to 11,116.28, 15,301.50 and 10,066.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,116.28 : 15,301.50 = 10,066.52 : x
2. Step 2: Convert to fraction form
   11,116.28/15,301.50 = 10,066.52/x
3. Step 3: Cross multiply
   11,116.28x = 15,301.50 × 10,066.52
4. Step 4: Simplify right side
   11,116.28x = 154,032,855.78
5. Step 5: Solve for x
   x = 154,032,855.78/11,116.28
6. Step 6: Final answer
   x = 13,856.51