Finding the Third Proportional to 1,281,450 and 2,818,700

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,450 : 2,818,700 = 2,818,700 : x
2. Step 2: Convert to fraction form
   1,281,450/2,818,700 = 2,818,700/x
3. Step 3: Cross multiply
   1,281,450x = 2,818,700 × 2,818,700
4. Step 4: Simplify right side
   1,281,450x = 7,945,069,690,000
5. Step 5: Solve for x
   x = 7,945,069,690,000/1,281,450
6. Step 6: Final answer
   x = 6,200,062.19