Finding the Fourth Proportional to 11,012.52, 16,458.24 and 8,057.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,012.52 : 16,458.24 = 8,057.16 : x
2. Step 2: Convert to fraction form
   11,012.52/16,458.24 = 8,057.16/x
3. Step 3: Cross multiply
   11,012.52x = 16,458.24 × 8,057.16
4. Step 4: Simplify right side
   11,012.52x = 132,606,673.00
5. Step 5: Solve for x
   x = 132,606,673.00/11,012.52
6. Step 6: Final answer
   x = 12,041.45