Finding the Third Proportional to 15,234.75 and 17,383.78

Step by Step Solution

1. Step 1: Write the proportion equation
   15,234.75 : 17,383.78 = 17,383.78 : x
2. Step 2: Convert to fraction form
   15,234.75/17,383.78 = 17,383.78/x
3. Step 3: Cross multiply
   15,234.75x = 17,383.78 × 17,383.78
4. Step 4: Simplify right side
   15,234.75x = 302,195,850.55
5. Step 5: Solve for x
   x = 302,195,850.55/15,234.75
6. Step 6: Final answer
   x = 19,835.96