Finding the Fourth Proportional to 39,439.50, 59,167.89 and 14,815.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,439.50 : 59,167.89 = 14,815.50 : x
2. Step 2: Convert to fraction form
   39,439.50/59,167.89 = 14,815.50/x
3. Step 3: Cross multiply
   39,439.50x = 59,167.89 × 14,815.50
4. Step 4: Simplify right side
   39,439.50x = 876,601,874.30
5. Step 5: Solve for x
   x = 876,601,874.30/39,439.50
6. Step 6: Final answer
   x = 22,226.50