Finding the Third Proportional to 3,917,088 and 8,304,624

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917,088 : 8,304,624 = 8,304,624 : x
2. Step 2: Convert to fraction form
   3,917,088/8,304,624 = 8,304,624/x
3. Step 3: Cross multiply
   3,917,088x = 8,304,624 × 8,304,624
4. Step 4: Simplify right side
   3,917,088x = 68,966,779,781,376
5. Step 5: Solve for x
   x = 68,966,779,781,376/3,917,088
6. Step 6: Final answer
   x = 17,606,645.49