Finding the Third Proportional to 779,399 and 1,674,830

Step by Step Solution

1. Step 1: Write the proportion equation
   779,399 : 1,674,830 = 1,674,830 : x
2. Step 2: Convert to fraction form
   779,399/1,674,830 = 1,674,830/x
3. Step 3: Cross multiply
   779,399x = 1,674,830 × 1,674,830
4. Step 4: Simplify right side
   779,399x = 2,805,055,528,900
5. Step 5: Solve for x
   x = 2,805,055,528,900/779,399
6. Step 6: Final answer
   x = 3,598,998.11