Finding the Third Proportional to 3,791,799 and 8,115,039

Step by Step Solution

1. Step 1: Write the proportion equation
   3,791,799 : 8,115,039 = 8,115,039 : x
2. Step 2: Convert to fraction form
   3,791,799/8,115,039 = 8,115,039/x
3. Step 3: Cross multiply
   3,791,799x = 8,115,039 × 8,115,039
4. Step 4: Simplify right side
   3,791,799x = 65,853,857,971,521
5. Step 5: Solve for x
   x = 65,853,857,971,521/3,791,799
6. Step 6: Final answer
   x = 17,367,444.31