Finding the Fourth Proportional to 16,386.17, 22,606.49 and 10,087.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,386.17 : 22,606.49 = 10,087.61 : x
2. Step 2: Convert to fraction form
   16,386.17/22,606.49 = 10,087.61/x
3. Step 3: Cross multiply
   16,386.17x = 22,606.49 × 10,087.61
4. Step 4: Simplify right side
   16,386.17x = 228,045,291.12
5. Step 5: Solve for x
   x = 228,045,291.12/16,386.17
6. Step 6: Final answer
   x = 13,916.94