Finding the Third Proportional to 869,820 and 1,799,306

Step by Step Solution

1. Step 1: Write the proportion equation
   869,820 : 1,799,306 = 1,799,306 : x
2. Step 2: Convert to fraction form
   869,820/1,799,306 = 1,799,306/x
3. Step 3: Cross multiply
   869,820x = 1,799,306 × 1,799,306
4. Step 4: Simplify right side
   869,820x = 3,237,502,081,636
5. Step 5: Solve for x
   x = 3,237,502,081,636/869,820
6. Step 6: Final answer
   x = 3,722,036.84