Finding the Third Proportional to 5,674,902 and 8,491,617

Step by Step Solution

1. Step 1: Write the proportion equation
   5,674,902 : 8,491,617 = 8,491,617 : x
2. Step 2: Convert to fraction form
   5,674,902/8,491,617 = 8,491,617/x
3. Step 3: Cross multiply
   5,674,902x = 8,491,617 × 8,491,617
4. Step 4: Simplify right side
   5,674,902x = 72,107,559,274,689
5. Step 5: Solve for x
   x = 72,107,559,274,689/5,674,902
6. Step 6: Final answer
   x = 12,706,397.27