Finding the Third Proportional to 3,916,280 and 5,986,980

Step by Step Solution

1. Step 1: Write the proportion equation
   3,916,280 : 5,986,980 = 5,986,980 : x
2. Step 2: Convert to fraction form
   3,916,280/5,986,980 = 5,986,980/x
3. Step 3: Cross multiply
   3,916,280x = 5,986,980 × 5,986,980
4. Step 4: Simplify right side
   3,916,280x = 35,843,929,520,400
5. Step 5: Solve for x
   x = 35,843,929,520,400/3,916,280
6. Step 6: Final answer
   x = 9,152,545.15