Finding the Third Proportional to 606,090 and 1,274,820

Step by Step Solution

1. Step 1: Write the proportion equation
   606,090 : 1,274,820 = 1,274,820 : x
2. Step 2: Convert to fraction form
   606,090/1,274,820 = 1,274,820/x
3. Step 3: Cross multiply
   606,090x = 1,274,820 × 1,274,820
4. Step 4: Simplify right side
   606,090x = 1,625,166,032,400
5. Step 5: Solve for x
   x = 1,625,166,032,400/606,090
6. Step 6: Final answer
   x = 2,681,393.91