Finding the Third Proportional to 4,010,470 and 8,351,418

Step by Step Solution

1. Step 1: Write the proportion equation
   4,010,470 : 8,351,418 = 8,351,418 : x
2. Step 2: Convert to fraction form
   4,010,470/8,351,418 = 8,351,418/x
3. Step 3: Cross multiply
   4,010,470x = 8,351,418 × 8,351,418
4. Step 4: Simplify right side
   4,010,470x = 69,746,182,610,724
5. Step 5: Solve for x
   x = 69,746,182,610,724/4,010,470
6. Step 6: Final answer
   x = 17,391,024.65