Finding the Fourth Proportional to 39,105.32, 53,964.02 and 23,180.31

Step by Step Solution

1. Step 1: Write the proportion equation
   39,105.32 : 53,964.02 = 23,180.31 : x
2. Step 2: Convert to fraction form
   39,105.32/53,964.02 = 23,180.31/x
3. Step 3: Cross multiply
   39,105.32x = 53,964.02 × 23,180.31
4. Step 4: Simplify right side
   39,105.32x = 1,250,902,770.40
5. Step 5: Solve for x
   x = 1,250,902,770.40/39,105.32
6. Step 6: Final answer
   x = 31,988.05