Finding the Third Proportional to 584,838 and 1,215,628

Step by Step Solution

1. Step 1: Write the proportion equation
   584,838 : 1,215,628 = 1,215,628 : x
2. Step 2: Convert to fraction form
   584,838/1,215,628 = 1,215,628/x
3. Step 3: Cross multiply
   584,838x = 1,215,628 × 1,215,628
4. Step 4: Simplify right side
   584,838x = 1,477,751,434,384
5. Step 5: Solve for x
   x = 1,477,751,434,384/584,838
6. Step 6: Final answer
   x = 2,526,770.55