Finding the Third Proportional to 583,417 and 1,274,810

Step by Step Solution

1. Step 1: Write the proportion equation
   583,417 : 1,274,810 = 1,274,810 : x
2. Step 2: Convert to fraction form
   583,417/1,274,810 = 1,274,810/x
3. Step 3: Cross multiply
   583,417x = 1,274,810 × 1,274,810
4. Step 4: Simplify right side
   583,417x = 1,625,140,536,100
5. Step 5: Solve for x
   x = 1,625,140,536,100/583,417
6. Step 6: Final answer
   x = 2,785,555.68