Finding the Third Proportional to 625,308 and 1,280,098

Step by Step Solution

1. Step 1: Write the proportion equation
   625,308 : 1,280,098 = 1,280,098 : x
2. Step 2: Convert to fraction form
   625,308/1,280,098 = 1,280,098/x
3. Step 3: Cross multiply
   625,308x = 1,280,098 × 1,280,098
4. Step 4: Simplify right side
   625,308x = 1,638,650,889,604
5. Step 5: Solve for x
   x = 1,638,650,889,604/625,308
6. Step 6: Final answer
   x = 2,620,550.02