Finding the Third Proportional to 661,948 and 1,022,880

Step by Step Solution

1. Step 1: Write the proportion equation
   661,948 : 1,022,880 = 1,022,880 : x
2. Step 2: Convert to fraction form
   661,948/1,022,880 = 1,022,880/x
3. Step 3: Cross multiply
   661,948x = 1,022,880 × 1,022,880
4. Step 4: Simplify right side
   661,948x = 1,046,283,494,400
5. Step 5: Solve for x
   x = 1,046,283,494,400/661,948
6. Step 6: Final answer
   x = 1,580,612.82