Finding the Third Proportional to 2,587,120 and 5,442,331

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,120 : 5,442,331 = 5,442,331 : x
2. Step 2: Convert to fraction form
   2,587,120/5,442,331 = 5,442,331/x
3. Step 3: Cross multiply
   2,587,120x = 5,442,331 × 5,442,331
4. Step 4: Simplify right side
   2,587,120x = 29,618,966,713,561
5. Step 5: Solve for x
   x = 29,618,966,713,561/2,587,120
6. Step 6: Final answer
   x = 11,448,625.00