Finding the Third Proportional to 2,401.31 and 5,166.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.31 : 5,166.28 = 5,166.28 : x
2. Step 2: Convert to fraction form
   2,401.31/5,166.28 = 5,166.28/x
3. Step 3: Cross multiply
   2,401.31x = 5,166.28 × 5,166.28
4. Step 4: Simplify right side
   2,401.31x = 26,690,461.95
5. Step 5: Solve for x
   x = 26,690,461.95/2,401.31
6. Step 6: Final answer
   x = 11,114.95