Finding the Third Proportional to 5,916,086 and 8,454,225

Step by Step Solution

1. Step 1: Write the proportion equation
   5,916,086 : 8,454,225 = 8,454,225 : x
2. Step 2: Convert to fraction form
   5,916,086/8,454,225 = 8,454,225/x
3. Step 3: Cross multiply
   5,916,086x = 8,454,225 × 8,454,225
4. Step 4: Simplify right side
   5,916,086x = 71,473,920,350,625
5. Step 5: Solve for x
   x = 71,473,920,350,625/5,916,086
6. Step 6: Final answer
   x = 12,081,284.88