Finding the Third Proportional to 17,879.06 and 39,258.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,879.06 : 39,258.56 = 39,258.56 : x
2. Step 2: Convert to fraction form
   17,879.06/39,258.56 = 39,258.56/x
3. Step 3: Cross multiply
   17,879.06x = 39,258.56 × 39,258.56
4. Step 4: Simplify right side
   17,879.06x = 1,541,234,729.57
5. Step 5: Solve for x
   x = 1,541,234,729.57/17,879.06
6. Step 6: Final answer
   x = 86,203.33