Finding the Third Proportional to 3,587,123,885 and 5,049,259,678

Step by Step Solution

1. Step 1: Write the proportion equation
   3,587,123,885 : 5,049,259,678 = 5,049,259,678 : x
2. Step 2: Convert to fraction form
   3,587,123,885/5,049,259,678 = 5,049,259,678/x
3. Step 3: Cross multiply
   3,587,123,885x = 5,049,259,678 × 5,049,259,678
4. Step 4: Simplify right side
   3,587,123,885x = 25,495,023,295,876,665,344
5. Step 5: Solve for x
   x = 25,495,023,295,876,665,344/3,587,123,885
6. Step 6: Final answer
   x = 7,107,371,842.52