Finding the Third Proportional to 611,812 and 1,341,800

Step by Step Solution

1. Step 1: Write the proportion equation
   611,812 : 1,341,800 = 1,341,800 : x
2. Step 2: Convert to fraction form
   611,812/1,341,800 = 1,341,800/x
3. Step 3: Cross multiply
   611,812x = 1,341,800 × 1,341,800
4. Step 4: Simplify right side
   611,812x = 1,800,427,240,000
5. Step 5: Solve for x
   x = 1,800,427,240,000/611,812
6. Step 6: Final answer
   x = 2,942,778.57