Finding the Fourth Proportional to 39,036.10, 58,545.39 and 17,955.89

Step by Step Solution

1. Step 1: Write the proportion equation
   39,036.10 : 58,545.39 = 17,955.89 : x
2. Step 2: Convert to fraction form
   39,036.10/58,545.39 = 17,955.89/x
3. Step 3: Cross multiply
   39,036.10x = 58,545.39 × 17,955.89
4. Step 4: Simplify right side
   39,036.10x = 1,051,234,661.88
5. Step 5: Solve for x
   x = 1,051,234,661.88/39,036.10
6. Step 6: Final answer
   x = 26,929.81