Finding the Third Proportional to 654,990 and 1,041,540

Step by Step Solution

1. Step 1: Write the proportion equation
   654,990 : 1,041,540 = 1,041,540 : x
2. Step 2: Convert to fraction form
   654,990/1,041,540 = 1,041,540/x
3. Step 3: Cross multiply
   654,990x = 1,041,540 × 1,041,540
4. Step 4: Simplify right side
   654,990x = 1,084,805,571,600
5. Step 5: Solve for x
   x = 1,084,805,571,600/654,990
6. Step 6: Final answer
   x = 1,656,217.00