Finding the Third Proportional to 1,275,750 and 2,609,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,750 : 2,609,820 = 2,609,820 : x
2. Step 2: Convert to fraction form
   1,275,750/2,609,820 = 2,609,820/x
3. Step 3: Cross multiply
   1,275,750x = 2,609,820 × 2,609,820
4. Step 4: Simplify right side
   1,275,750x = 6,811,160,432,400
5. Step 5: Solve for x
   x = 6,811,160,432,400/1,275,750
6. Step 6: Final answer
   x = 5,338,946.06