Finding the Third Proportional to 443,452 and 1,005,290

Step by Step Solution

1. Step 1: Write the proportion equation
   443,452 : 1,005,290 = 1,005,290 : x
2. Step 2: Convert to fraction form
   443,452/1,005,290 = 1,005,290/x
3. Step 3: Cross multiply
   443,452x = 1,005,290 × 1,005,290
4. Step 4: Simplify right side
   443,452x = 1,010,607,984,100
5. Step 5: Solve for x
   x = 1,010,607,984,100/443,452
6. Step 6: Final answer
   x = 2,278,956.87