Finding the Third Proportional to 1,018,548 and 2,240,478

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,548 : 2,240,478 = 2,240,478 : x
2. Step 2: Convert to fraction form
   1,018,548/2,240,478 = 2,240,478/x
3. Step 3: Cross multiply
   1,018,548x = 2,240,478 × 2,240,478
4. Step 4: Simplify right side
   1,018,548x = 5,019,741,668,484
5. Step 5: Solve for x
   x = 5,019,741,668,484/1,018,548
6. Step 6: Final answer
   x = 4,928,330.99