Finding the Fourth Proportional to 11,151.62, 16,728.34 and 5,602.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,151.62 : 16,728.34 = 5,602.10 : x
2. Step 2: Convert to fraction form
   11,151.62/16,728.34 = 5,602.10/x
3. Step 3: Cross multiply
   11,151.62x = 16,728.34 × 5,602.10
4. Step 4: Simplify right side
   11,151.62x = 93,713,833.51
5. Step 5: Solve for x
   x = 93,713,833.51/11,151.62
6. Step 6: Final answer
   x = 8,403.61