Finding the Fourth Proportional to 11,618.27, 16,008.33 and 10,662.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,618.27 : 16,008.33 = 10,662.87 : x
2. Step 2: Convert to fraction form
   11,618.27/16,008.33 = 10,662.87/x
3. Step 3: Cross multiply
   11,618.27x = 16,008.33 × 10,662.87
4. Step 4: Simplify right side
   11,618.27x = 170,694,841.72
5. Step 5: Solve for x
   x = 170,694,841.72/11,618.27
6. Step 6: Final answer
   x = 14,691.93