Finding the Third Proportional to 2,658,480 and 3,986,745

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658,480 : 3,986,745 = 3,986,745 : x
2. Step 2: Convert to fraction form
   2,658,480/3,986,745 = 3,986,745/x
3. Step 3: Cross multiply
   2,658,480x = 3,986,745 × 3,986,745
4. Step 4: Simplify right side
   2,658,480x = 15,894,135,695,025
5. Step 5: Solve for x
   x = 15,894,135,695,025/2,658,480
6. Step 6: Final answer
   x = 5,978,655.36