Finding the Third Proportional to 665,476 and 1,022,905

Step by Step Solution

1. Step 1: Write the proportion equation
   665,476 : 1,022,905 = 1,022,905 : x
2. Step 2: Convert to fraction form
   665,476/1,022,905 = 1,022,905/x
3. Step 3: Cross multiply
   665,476x = 1,022,905 × 1,022,905
4. Step 4: Simplify right side
   665,476x = 1,046,334,639,025
5. Step 5: Solve for x
   x = 1,046,334,639,025/665,476
6. Step 6: Final answer
   x = 1,572,310.10