Finding the Third Proportional to 16,627.78 and 22,616.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,627.78 : 22,616.72 = 22,616.72 : x
2. Step 2: Convert to fraction form
   16,627.78/22,616.72 = 22,616.72/x
3. Step 3: Cross multiply
   16,627.78x = 22,616.72 × 22,616.72
4. Step 4: Simplify right side
   16,627.78x = 511,515,967.02
5. Step 5: Solve for x
   x = 511,515,967.02/16,627.78
6. Step 6: Final answer
   x = 30,762.73