Finding the Third Proportional to 584,426 and 1,268,498

Step by Step Solution

1. Step 1: Write the proportion equation
   584,426 : 1,268,498 = 1,268,498 : x
2. Step 2: Convert to fraction form
   584,426/1,268,498 = 1,268,498/x
3. Step 3: Cross multiply
   584,426x = 1,268,498 × 1,268,498
4. Step 4: Simplify right side
   584,426x = 1,609,087,176,004
5. Step 5: Solve for x
   x = 1,609,087,176,004/584,426
6. Step 6: Final answer
   x = 2,753,277.88