Finding the Third Proportional to 5,141.25 and 10,645.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,141.25 : 10,645.88 = 10,645.88 : x
2. Step 2: Convert to fraction form
   5,141.25/10,645.88 = 10,645.88/x
3. Step 3: Cross multiply
   5,141.25x = 10,645.88 × 10,645.88
4. Step 4: Simplify right side
   5,141.25x = 113,334,654.52
5. Step 5: Solve for x
   x = 113,334,654.52/5,141.25
6. Step 6: Final answer
   x = 22,044.18