Finding the Fourth Proportional to 11,401.01, 17,127.47 and 8,248.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,401.01 : 17,127.47 = 8,248.18 : x
2. Step 2: Convert to fraction form
   11,401.01/17,127.47 = 8,248.18/x
3. Step 3: Cross multiply
   11,401.01x = 17,127.47 × 8,248.18
4. Step 4: Simplify right side
   11,401.01x = 141,270,465.42
5. Step 5: Solve for x
   x = 141,270,465.42/11,401.01
6. Step 6: Final answer
   x = 12,391.04