Finding the Fourth Proportional to 11,008.16, 16,501.37 and 7,048.15

Step by Step Solution

1. Step 1: Write the proportion equation
   11,008.16 : 16,501.37 = 7,048.15 : x
2. Step 2: Convert to fraction form
   11,008.16/16,501.37 = 7,048.15/x
3. Step 3: Cross multiply
   11,008.16x = 16,501.37 × 7,048.15
4. Step 4: Simplify right side
   11,008.16x = 116,304,013.22
5. Step 5: Solve for x
   x = 116,304,013.22/11,008.16
6. Step 6: Final answer
   x = 10,565.25