Finding the Third Proportional to 1,231,632 and 2,646,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231,632 : 2,646,624 = 2,646,624 : x
2. Step 2: Convert to fraction form
   1,231,632/2,646,624 = 2,646,624/x
3. Step 3: Cross multiply
   1,231,632x = 2,646,624 × 2,646,624
4. Step 4: Simplify right side
   1,231,632x = 7,004,618,597,376
5. Step 5: Solve for x
   x = 7,004,618,597,376/1,231,632
6. Step 6: Final answer
   x = 5,687,265.84