Finding the Fourth Proportional to 33,061.50, 49,592.52 and 12,285

Step by Step Solution

1. Step 1: Write the proportion equation
   33,061.50 : 49,592.52 = 12,285 : x
2. Step 2: Convert to fraction form
   33,061.50/49,592.52 = 12,285/x
3. Step 3: Cross multiply
   33,061.50x = 49,592.52 × 12,285
4. Step 4: Simplify right side
   33,061.50x = 609,244,108.20
5. Step 5: Solve for x
   x = 609,244,108.20/33,061.50
6. Step 6: Final answer
   x = 18,427.60