Finding the Third Proportional to 2,131,267 and 4,565,774

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,267 : 4,565,774 = 4,565,774 : x
2. Step 2: Convert to fraction form
   2,131,267/4,565,774 = 4,565,774/x
3. Step 3: Cross multiply
   2,131,267x = 4,565,774 × 4,565,774
4. Step 4: Simplify right side
   2,131,267x = 20,846,292,219,076
5. Step 5: Solve for x
   x = 20,846,292,219,076/2,131,267
6. Step 6: Final answer
   x = 9,781,173.46