Finding the Third Proportional to 843,492 and 1,819,860

Step by Step Solution

1. Step 1: Write the proportion equation
   843,492 : 1,819,860 = 1,819,860 : x
2. Step 2: Convert to fraction form
   843,492/1,819,860 = 1,819,860/x
3. Step 3: Cross multiply
   843,492x = 1,819,860 × 1,819,860
4. Step 4: Simplify right side
   843,492x = 3,311,890,419,600
5. Step 5: Solve for x
   x = 3,311,890,419,600/843,492
6. Step 6: Final answer
   x = 3,926,404.07