Finding the Third Proportional to 2,189,477 and 3,486,581

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189,477 : 3,486,581 = 3,486,581 : x
2. Step 2: Convert to fraction form
   2,189,477/3,486,581 = 3,486,581/x
3. Step 3: Cross multiply
   2,189,477x = 3,486,581 × 3,486,581
4. Step 4: Simplify right side
   2,189,477x = 12,156,247,069,561
5. Step 5: Solve for x
   x = 12,156,247,069,561/2,189,477
6. Step 6: Final answer
   x = 5,552,123.67