Finding the Third Proportional to 843,705 and 1,820,007

Step by Step Solution

1. Step 1: Write the proportion equation
   843,705 : 1,820,007 = 1,820,007 : x
2. Step 2: Convert to fraction form
   843,705/1,820,007 = 1,820,007/x
3. Step 3: Cross multiply
   843,705x = 1,820,007 × 1,820,007
4. Step 4: Simplify right side
   843,705x = 3,312,425,480,049
5. Step 5: Solve for x
   x = 3,312,425,480,049/843,705
6. Step 6: Final answer
   x = 3,926,047.00