Finding the Third Proportional to 2,587,164 and 5,442,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,164 : 5,442,424 = 5,442,424 : x
2. Step 2: Convert to fraction form
   2,587,164/5,442,424 = 5,442,424/x
3. Step 3: Cross multiply
   2,587,164x = 5,442,424 × 5,442,424
4. Step 4: Simplify right side
   2,587,164x = 29,619,978,995,776
5. Step 5: Solve for x
   x = 29,619,978,995,776/2,587,164
6. Step 6: Final answer
   x = 11,448,821.57