Finding the Third Proportional to 2,587,089 and 5,442,297

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,089 : 5,442,297 = 5,442,297 : x
2. Step 2: Convert to fraction form
   2,587,089/5,442,297 = 5,442,297/x
3. Step 3: Cross multiply
   2,587,089x = 5,442,297 × 5,442,297
4. Step 4: Simplify right side
   2,587,089x = 29,618,596,636,209
5. Step 5: Solve for x
   x = 29,618,596,636,209/2,587,089
6. Step 6: Final answer
   x = 11,448,619.14