Finding the Third Proportional to 2,005,199 and 4,175,638

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,199 : 4,175,638 = 4,175,638 : x
2. Step 2: Convert to fraction form
   2,005,199/4,175,638 = 4,175,638/x
3. Step 3: Cross multiply
   2,005,199x = 4,175,638 × 4,175,638
4. Step 4: Simplify right side
   2,005,199x = 17,435,952,707,044
5. Step 5: Solve for x
   x = 17,435,952,707,044/2,005,199
6. Step 6: Final answer
   x = 8,695,372.73