Finding the Third Proportional to 5,141.25 and 12,020.63

Step by Step Solution

1. Step 1: Write the proportion equation
   5,141.25 : 12,020.63 = 12,020.63 : x
2. Step 2: Convert to fraction form
   5,141.25/12,020.63 = 12,020.63/x
3. Step 3: Cross multiply
   5,141.25x = 12,020.63 × 12,020.63
4. Step 4: Simplify right side
   5,141.25x = 144,495,425.39
5. Step 5: Solve for x
   x = 144,495,425.39/5,141.25
6. Step 6: Final answer
   x = 28,105.12