Finding the Third Proportional to 1,038,348 and 2,231,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,348 : 2,231,820 = 2,231,820 : x
2. Step 2: Convert to fraction form
   1,038,348/2,231,820 = 2,231,820/x
3. Step 3: Cross multiply
   1,038,348x = 2,231,820 × 2,231,820
4. Step 4: Simplify right side
   1,038,348x = 4,981,020,512,400
5. Step 5: Solve for x
   x = 4,981,020,512,400/1,038,348
6. Step 6: Final answer
   x = 4,797,062.75