Finding the Third Proportional to 584,840 and 1,275,448

Step by Step Solution

1. Step 1: Write the proportion equation
   584,840 : 1,275,448 = 1,275,448 : x
2. Step 2: Convert to fraction form
   584,840/1,275,448 = 1,275,448/x
3. Step 3: Cross multiply
   584,840x = 1,275,448 × 1,275,448
4. Step 4: Simplify right side
   584,840x = 1,626,767,600,704
5. Step 5: Solve for x
   x = 1,626,767,600,704/584,840
6. Step 6: Final answer
   x = 2,781,560.09