Finding the Third Proportional to 1,687,496 and 2,613,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,687,496 : 2,613,624 = 2,613,624 : x
2. Step 2: Convert to fraction form
   1,687,496/2,613,624 = 2,613,624/x
3. Step 3: Cross multiply
   1,687,496x = 2,613,624 × 2,613,624
4. Step 4: Simplify right side
   1,687,496x = 6,831,030,413,376
5. Step 5: Solve for x
   x = 6,831,030,413,376/1,687,496
6. Step 6: Final answer
   x = 4,048,027.62