Finding the Third Proportional to 5,169,328 and 8,585,608

Step by Step Solution

1. Step 1: Write the proportion equation
   5,169,328 : 8,585,608 = 8,585,608 : x
2. Step 2: Convert to fraction form
   5,169,328/8,585,608 = 8,585,608/x
3. Step 3: Cross multiply
   5,169,328x = 8,585,608 × 8,585,608
4. Step 4: Simplify right side
   5,169,328x = 73,712,664,729,664
5. Step 5: Solve for x
   x = 73,712,664,729,664/5,169,328
6. Step 6: Final answer
   x = 14,259,622.28