Finding the Third Proportional to 3,630,658 and 7,821,484

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630,658 : 7,821,484 = 7,821,484 : x
2. Step 2: Convert to fraction form
   3,630,658/7,821,484 = 7,821,484/x
3. Step 3: Cross multiply
   3,630,658x = 7,821,484 × 7,821,484
4. Step 4: Simplify right side
   3,630,658x = 61,175,611,962,256
5. Step 5: Solve for x
   x = 61,175,611,962,256/3,630,658
6. Step 6: Final answer
   x = 16,849,731.36