Finding the Third Proportional to 3,913,864 and 7,937,822

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913,864 : 7,937,822 = 7,937,822 : x
2. Step 2: Convert to fraction form
   3,913,864/7,937,822 = 7,937,822/x
3. Step 3: Cross multiply
   3,913,864x = 7,937,822 × 7,937,822
4. Step 4: Simplify right side
   3,913,864x = 63,009,018,103,684
5. Step 5: Solve for x
   x = 63,009,018,103,684/3,913,864
6. Step 6: Final answer
   x = 16,098,928.86