Finding the Fourth Proportional to 32,872.86, 49,304.43 and 12,091.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,872.86 : 49,304.43 = 12,091.50 : x
2. Step 2: Convert to fraction form
   32,872.86/49,304.43 = 12,091.50/x
3. Step 3: Cross multiply
   32,872.86x = 49,304.43 × 12,091.50
4. Step 4: Simplify right side
   32,872.86x = 596,164,515.35
5. Step 5: Solve for x
   x = 596,164,515.35/32,872.86
6. Step 6: Final answer
   x = 18,135.46