Finding the Fourth Proportional to 12,152.50, 18,231.99 and 5,996.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,152.50 : 18,231.99 = 5,996.50 : x
2. Step 2: Convert to fraction form
   12,152.50/18,231.99 = 5,996.50/x
3. Step 3: Cross multiply
   12,152.50x = 18,231.99 × 5,996.50
4. Step 4: Simplify right side
   12,152.50x = 109,328,128.04
5. Step 5: Solve for x
   x = 109,328,128.04/12,152.50
6. Step 6: Final answer
   x = 8,996.35