Finding the Third Proportional to 5,072.88 and 10,900.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,072.88 : 10,900.25 = 10,900.25 : x
2. Step 2: Convert to fraction form
   5,072.88/10,900.25 = 10,900.25/x
3. Step 3: Cross multiply
   5,072.88x = 10,900.25 × 10,900.25
4. Step 4: Simplify right side
   5,072.88x = 118,815,450.06
5. Step 5: Solve for x
   x = 118,815,450.06/5,072.88
6. Step 6: Final answer
   x = 23,421.72