Finding the Third Proportional to 17,939.81 and 25,081.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,939.81 : 25,081.31 = 25,081.31 : x
2. Step 2: Convert to fraction form
   17,939.81/25,081.31 = 25,081.31/x
3. Step 3: Cross multiply
   17,939.81x = 25,081.31 × 25,081.31
4. Step 4: Simplify right side
   17,939.81x = 629,072,236.72
5. Step 5: Solve for x
   x = 629,072,236.72/17,939.81
6. Step 6: Final answer
   x = 35,065.71