Finding the Third Proportional to 6,486,632 and 9,124,280

Step by Step Solution

1. Step 1: Write the proportion equation
   6,486,632 : 9,124,280 = 9,124,280 : x
2. Step 2: Convert to fraction form
   6,486,632/9,124,280 = 9,124,280/x
3. Step 3: Cross multiply
   6,486,632x = 9,124,280 × 9,124,280
4. Step 4: Simplify right side
   6,486,632x = 83,252,485,518,400
5. Step 5: Solve for x
   x = 83,252,485,518,400/6,486,632
6. Step 6: Final answer
   x = 12,834,470.26