Finding the Third Proportional to 490,641 and 1,039,550

Step by Step Solution

1. Step 1: Write the proportion equation
   490,641 : 1,039,550 = 1,039,550 : x
2. Step 2: Convert to fraction form
   490,641/1,039,550 = 1,039,550/x
3. Step 3: Cross multiply
   490,641x = 1,039,550 × 1,039,550
4. Step 4: Simplify right side
   490,641x = 1,080,664,202,500
5. Step 5: Solve for x
   x = 1,080,664,202,500/490,641
6. Step 6: Final answer
   x = 2,202,555.85