Finding the Third Proportional to 17,612.28 and 27,238.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,612.28 : 27,238.78 = 27,238.78 : x
2. Step 2: Convert to fraction form
   17,612.28/27,238.78 = 27,238.78/x
3. Step 3: Cross multiply
   17,612.28x = 27,238.78 × 27,238.78
4. Step 4: Simplify right side
   17,612.28x = 741,951,203.99
5. Step 5: Solve for x
   x = 741,951,203.99/17,612.28
6. Step 6: Final answer
   x = 42,126.93