Finding the Fourth Proportional to 39,982.72, 55,157.88 and 23,206

Step by Step Solution

1. Step 1: Write the proportion equation
   39,982.72 : 55,157.88 = 23,206 : x
2. Step 2: Convert to fraction form
   39,982.72/55,157.88 = 23,206/x
3. Step 3: Cross multiply
   39,982.72x = 55,157.88 × 23,206
4. Step 4: Simplify right side
   39,982.72x = 1,279,993,763.28
5. Step 5: Solve for x
   x = 1,279,993,763.28/39,982.72
6. Step 6: Final answer
   x = 32,013.67