Finding the Third Proportional to 12,939,920 and 27,697,552

Step by Step Solution

1. Step 1: Write the proportion equation
   12,939,920 : 27,697,552 = 27,697,552 : x
2. Step 2: Convert to fraction form
   12,939,920/27,697,552 = 27,697,552/x
3. Step 3: Cross multiply
   12,939,920x = 27,697,552 × 27,697,552
4. Step 4: Simplify right side
   12,939,920x = 767,154,386,792,704
5. Step 5: Solve for x
   x = 767,154,386,792,704/12,939,920
6. Step 6: Final answer
   x = 59,285,867.83