Finding the Fourth Proportional to 39,231.50, 58,873.71 and 14,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,231.50 : 58,873.71 = 14,607.50 : x
2. Step 2: Convert to fraction form
   39,231.50/58,873.71 = 14,607.50/x
3. Step 3: Cross multiply
   39,231.50x = 58,873.71 × 14,607.50
4. Step 4: Simplify right side
   39,231.50x = 859,997,718.83
5. Step 5: Solve for x
   x = 859,997,718.83/39,231.50
6. Step 6: Final answer
   x = 21,921.10