Finding the Third Proportional to 3,315,774 and 5,272,590

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315,774 : 5,272,590 = 5,272,590 : x
2. Step 2: Convert to fraction form
   3,315,774/5,272,590 = 5,272,590/x
3. Step 3: Cross multiply
   3,315,774x = 5,272,590 × 5,272,590
4. Step 4: Simplify right side
   3,315,774x = 27,800,205,308,100
5. Step 5: Solve for x
   x = 27,800,205,308,100/3,315,774
6. Step 6: Final answer
   x = 8,384,228.03