Finding the Fourth Proportional to 27,499.50, 37,959.15 and 16,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,499.50 : 37,959.15 = 16,321.50 : x
2. Step 2: Convert to fraction form
   27,499.50/37,959.15 = 16,321.50/x
3. Step 3: Cross multiply
   27,499.50x = 37,959.15 × 16,321.50
4. Step 4: Simplify right side
   27,499.50x = 619,550,266.73
5. Step 5: Solve for x
   x = 619,550,266.73/27,499.50
6. Step 6: Final answer
   x = 22,529.51