Finding the Fourth Proportional to 33,162.40, 49,756.52 and 12,387.52

Step by Step Solution

1. Step 1: Write the proportion equation
   33,162.40 : 49,756.52 = 12,387.52 : x
2. Step 2: Convert to fraction form
   33,162.40/49,756.52 = 12,387.52/x
3. Step 3: Cross multiply
   33,162.40x = 49,756.52 × 12,387.52
4. Step 4: Simplify right side
   33,162.40x = 616,359,886.63
5. Step 5: Solve for x
   x = 616,359,886.63/33,162.40
6. Step 6: Final answer
   x = 18,586.11