Finding the Third Proportional to 3,917,124 and 8,304,520

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917,124 : 8,304,520 = 8,304,520 : x
2. Step 2: Convert to fraction form
   3,917,124/8,304,520 = 8,304,520/x
3. Step 3: Cross multiply
   3,917,124x = 8,304,520 × 8,304,520
4. Step 4: Simplify right side
   3,917,124x = 68,965,052,430,400
5. Step 5: Solve for x
   x = 68,965,052,430,400/3,917,124
6. Step 6: Final answer
   x = 17,606,042.71