Finding the Third Proportional to 17,839.75 and 27,431.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,839.75 : 27,431.75 = 27,431.75 : x
2. Step 2: Convert to fraction form
   17,839.75/27,431.75 = 27,431.75/x
3. Step 3: Cross multiply
   17,839.75x = 27,431.75 × 27,431.75
4. Step 4: Simplify right side
   17,839.75x = 752,500,908.06
5. Step 5: Solve for x
   x = 752,500,908.06/17,839.75
6. Step 6: Final answer
   x = 42,181.14