Finding the Third Proportional to 487,494 and 1,087,020

Step by Step Solution

1. Step 1: Write the proportion equation
   487,494 : 1,087,020 = 1,087,020 : x
2. Step 2: Convert to fraction form
   487,494/1,087,020 = 1,087,020/x
3. Step 3: Cross multiply
   487,494x = 1,087,020 × 1,087,020
4. Step 4: Simplify right side
   487,494x = 1,181,612,480,400
5. Step 5: Solve for x
   x = 1,181,612,480,400/487,494
6. Step 6: Final answer
   x = 2,423,850.30