Finding the Third Proportional to 2,603,220 and 5,627,550

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,220 : 5,627,550 = 5,627,550 : x
2. Step 2: Convert to fraction form
   2,603,220/5,627,550 = 5,627,550/x
3. Step 3: Cross multiply
   2,603,220x = 5,627,550 × 5,627,550
4. Step 4: Simplify right side
   2,603,220x = 31,669,319,002,500
5. Step 5: Solve for x
   x = 31,669,319,002,500/2,603,220
6. Step 6: Final answer
   x = 12,165,440.88