Finding the Third Proportional to 2,391,521 and 3,631,571

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391,521 : 3,631,571 = 3,631,571 : x
2. Step 2: Convert to fraction form
   2,391,521/3,631,571 = 3,631,571/x
3. Step 3: Cross multiply
   2,391,521x = 3,631,571 × 3,631,571
4. Step 4: Simplify right side
   2,391,521x = 13,188,307,928,041
5. Step 5: Solve for x
   x = 13,188,307,928,041/2,391,521
6. Step 6: Final answer
   x = 5,514,610.96