Finding the Third Proportional to 17,509.50 and 27,357.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,509.50 : 27,357.75 = 27,357.75 : x
2. Step 2: Convert to fraction form
   17,509.50/27,357.75 = 27,357.75/x
3. Step 3: Cross multiply
   17,509.50x = 27,357.75 × 27,357.75
4. Step 4: Simplify right side
   17,509.50x = 748,446,485.06
5. Step 5: Solve for x
   x = 748,446,485.06/17,509.50
6. Step 6: Final answer
   x = 42,745.17