Finding the Third Proportional to 486,538 and 1,068,980

Step by Step Solution

1. Step 1: Write the proportion equation
   486,538 : 1,068,980 = 1,068,980 : x
2. Step 2: Convert to fraction form
   486,538/1,068,980 = 1,068,980/x
3. Step 3: Cross multiply
   486,538x = 1,068,980 × 1,068,980
4. Step 4: Simplify right side
   486,538x = 1,142,718,240,400
5. Step 5: Solve for x
   x = 1,142,718,240,400/486,538
6. Step 6: Final answer
   x = 2,348,672.13