Finding the Third Proportional to 2,605,422 and 5,656,468

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,422 : 5,656,468 = 5,656,468 : x
2. Step 2: Convert to fraction form
   2,605,422/5,656,468 = 5,656,468/x
3. Step 3: Cross multiply
   2,605,422x = 5,656,468 × 5,656,468
4. Step 4: Simplify right side
   2,605,422x = 31,995,630,235,024
5. Step 5: Solve for x
   x = 31,995,630,235,024/2,605,422
6. Step 6: Final answer
   x = 12,280,402.27