Finding the Third Proportional to 625,040 and 1,294,396

Step by Step Solution

1. Step 1: Write the proportion equation
   625,040 : 1,294,396 = 1,294,396 : x
2. Step 2: Convert to fraction form
   625,040/1,294,396 = 1,294,396/x
3. Step 3: Cross multiply
   625,040x = 1,294,396 × 1,294,396
4. Step 4: Simplify right side
   625,040x = 1,675,461,004,816
5. Step 5: Solve for x
   x = 1,675,461,004,816/625,040
6. Step 6: Final answer
   x = 2,680,566.05