Finding the Third Proportional to 2,587,071 and 5,442,263

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,071 : 5,442,263 = 5,442,263 : x
2. Step 2: Convert to fraction form
   2,587,071/5,442,263 = 5,442,263/x
3. Step 3: Cross multiply
   2,587,071x = 5,442,263 × 5,442,263
4. Step 4: Simplify right side
   2,587,071x = 29,618,226,561,169
5. Step 5: Solve for x
   x = 29,618,226,561,169/2,587,071
6. Step 6: Final answer
   x = 11,448,555.75