Finding the Fourth Proportional to 33,160.87, 49,740.78 and 12,100.77

Step by Step Solution

1. Step 1: Write the proportion equation
   33,160.87 : 49,740.78 = 12,100.77 : x
2. Step 2: Convert to fraction form
   33,160.87/49,740.78 = 12,100.77/x
3. Step 3: Cross multiply
   33,160.87x = 49,740.78 × 12,100.77
4. Step 4: Simplify right side
   33,160.87x = 601,901,738.40
5. Step 5: Solve for x
   x = 601,901,738.40/33,160.87
6. Step 6: Final answer
   x = 18,150.96