Finding the Third Proportional to 489,350 and 1,078,040

Step by Step Solution

1. Step 1: Write the proportion equation
   489,350 : 1,078,040 = 1,078,040 : x
2. Step 2: Convert to fraction form
   489,350/1,078,040 = 1,078,040/x
3. Step 3: Cross multiply
   489,350x = 1,078,040 × 1,078,040
4. Step 4: Simplify right side
   489,350x = 1,162,170,241,600
5. Step 5: Solve for x
   x = 1,162,170,241,600/489,350
6. Step 6: Final answer
   x = 2,374,926.42