Finding the Third Proportional to 11,258.16 and 17,660.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,258.16 : 17,660.53 = 17,660.53 : x
2. Step 2: Convert to fraction form
   11,258.16/17,660.53 = 17,660.53/x
3. Step 3: Cross multiply
   11,258.16x = 17,660.53 × 17,660.53
4. Step 4: Simplify right side
   11,258.16x = 311,894,364.03
5. Step 5: Solve for x
   x = 311,894,364.03/11,258.16
6. Step 6: Final answer
   x = 27,703.86