Finding the Fourth Proportional to 16,298.18, 22,489.63 and 9,127.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,298.18 : 22,489.63 = 9,127.10 : x
2. Step 2: Convert to fraction form
   16,298.18/22,489.63 = 9,127.10/x
3. Step 3: Cross multiply
   16,298.18x = 22,489.63 × 9,127.10
4. Step 4: Simplify right side
   16,298.18x = 205,265,186.72
5. Step 5: Solve for x
   x = 205,265,186.72/16,298.18
6. Step 6: Final answer
   x = 12,594.36