Finding the Third Proportional to 6,439,500 and 8,714,466

Step by Step Solution

1. Step 1: Write the proportion equation
   6,439,500 : 8,714,466 = 8,714,466 : x
2. Step 2: Convert to fraction form
   6,439,500/8,714,466 = 8,714,466/x
3. Step 3: Cross multiply
   6,439,500x = 8,714,466 × 8,714,466
4. Step 4: Simplify right side
   6,439,500x = 75,941,917,665,156
5. Step 5: Solve for x
   x = 75,941,917,665,156/6,439,500
6. Step 6: Final answer
   x = 11,793,138.86