Finding the Third Proportional to 869,815 and 1,799,297

Step by Step Solution

1. Step 1: Write the proportion equation
   869,815 : 1,799,297 = 1,799,297 : x
2. Step 2: Convert to fraction form
   869,815/1,799,297 = 1,799,297/x
3. Step 3: Cross multiply
   869,815x = 1,799,297 × 1,799,297
4. Step 4: Simplify right side
   869,815x = 3,237,469,694,209
5. Step 5: Solve for x
   x = 3,237,469,694,209/869,815
6. Step 6: Final answer
   x = 3,722,021.00