Finding the Third Proportional to 3,637,854 and 7,921,552

Step by Step Solution

1. Step 1: Write the proportion equation
   3,637,854 : 7,921,552 = 7,921,552 : x
2. Step 2: Convert to fraction form
   3,637,854/7,921,552 = 7,921,552/x
3. Step 3: Cross multiply
   3,637,854x = 7,921,552 × 7,921,552
4. Step 4: Simplify right side
   3,637,854x = 62,750,986,088,704
5. Step 5: Solve for x
   x = 62,750,986,088,704/3,637,854
6. Step 6: Final answer
   x = 17,249,451.49