Finding the Third Proportional to 485,086.88 and 1,020,443.25

Step by Step Solution

1. Step 1: Write the proportion equation
   485,086.88 : 1,020,443.25 = 1,020,443.25 : x
2. Step 2: Convert to fraction form
   485,086.88/1,020,443.25 = 1,020,443.25/x
3. Step 3: Cross multiply
   485,086.88x = 1,020,443.25 × 1,020,443.25
4. Step 4: Simplify right side
   485,086.88x = 1,041,304,426,470.56
5. Step 5: Solve for x
   x = 1,041,304,426,470.56/485,086.88
6. Step 6: Final answer
   x = 2,146,634.92