Finding the Third Proportional to 5,633,315 and 12,164,638

Step by Step Solution

1. Step 1: Write the proportion equation
   5,633,315 : 12,164,638 = 12,164,638 : x
2. Step 2: Convert to fraction form
   5,633,315/12,164,638 = 12,164,638/x
3. Step 3: Cross multiply
   5,633,315x = 12,164,638 × 12,164,638
4. Step 4: Simplify right side
   5,633,315x = 147,978,417,671,044
5. Step 5: Solve for x
   x = 147,978,417,671,044/5,633,315
6. Step 6: Final answer
   x = 26,268,443.66