Finding the Third Proportional to 5,205,328 and 7,777,360

Step by Step Solution

1. Step 1: Write the proportion equation
   5,205,328 : 7,777,360 = 7,777,360 : x
2. Step 2: Convert to fraction form
   5,205,328/7,777,360 = 7,777,360/x
3. Step 3: Cross multiply
   5,205,328x = 7,777,360 × 7,777,360
4. Step 4: Simplify right side
   5,205,328x = 60,487,328,569,600
5. Step 5: Solve for x
   x = 60,487,328,569,600/5,205,328
6. Step 6: Final answer
   x = 11,620,272.26