Finding the Third Proportional to 825,870 and 1,223,451

Step by Step Solution

1. Step 1: Write the proportion equation
   825,870 : 1,223,451 = 1,223,451 : x
2. Step 2: Convert to fraction form
   825,870/1,223,451 = 1,223,451/x
3. Step 3: Cross multiply
   825,870x = 1,223,451 × 1,223,451
4. Step 4: Simplify right side
   825,870x = 1,496,832,349,401
5. Step 5: Solve for x
   x = 1,496,832,349,401/825,870
6. Step 6: Final answer
   x = 1,812,430.95