Finding the Third Proportional to 12,939.75 and 23,100.19

Step by Step Solution

1. Step 1: Write the proportion equation
   12,939.75 : 23,100.19 = 23,100.19 : x
2. Step 2: Convert to fraction form
   12,939.75/23,100.19 = 23,100.19/x
3. Step 3: Cross multiply
   12,939.75x = 23,100.19 × 23,100.19
4. Step 4: Simplify right side
   12,939.75x = 533,618,662.54
5. Step 5: Solve for x
   x = 533,618,662.54/12,939.75
6. Step 6: Final answer
   x = 41,238.72