Finding the Third Proportional to 48,622.78 and 99,647.72

Step by Step Solution

1. Step 1: Write the proportion equation
   48,622.78 : 99,647.72 = 99,647.72 : x
2. Step 2: Convert to fraction form
   48,622.78/99,647.72 = 99,647.72/x
3. Step 3: Cross multiply
   48,622.78x = 99,647.72 × 99,647.72
4. Step 4: Simplify right side
   48,622.78x = 9,929,667,852.08
5. Step 5: Solve for x
   x = 9,929,667,852.08/48,622.78
6. Step 6: Final answer
   x = 204,218.43