Finding the Third Proportional to 3,913,862 and 7,937,818

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913,862 : 7,937,818 = 7,937,818 : x
2. Step 2: Convert to fraction form
   3,913,862/7,937,818 = 7,937,818/x
3. Step 3: Cross multiply
   3,913,862x = 7,937,818 × 7,937,818
4. Step 4: Simplify right side
   3,913,862x = 63,008,954,601,124
5. Step 5: Solve for x
   x = 63,008,954,601,124/3,913,862
6. Step 6: Final answer
   x = 16,098,920.86