Finding the Third Proportional to 2,587,081 and 5,442,280

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,081 : 5,442,280 = 5,442,280 : x
2. Step 2: Convert to fraction form
   2,587,081/5,442,280 = 5,442,280/x
3. Step 3: Cross multiply
   2,587,081x = 5,442,280 × 5,442,280
4. Step 4: Simplify right side
   2,587,081x = 29,618,411,598,400
5. Step 5: Solve for x
   x = 29,618,411,598,400/2,587,081
6. Step 6: Final answer
   x = 11,448,583.02