Finding the Fourth Proportional to 33,854.58, 50,767.83 and 12,790.98

Step by Step Solution

1. Step 1: Write the proportion equation
   33,854.58 : 50,767.83 = 12,790.98 : x
2. Step 2: Convert to fraction form
   33,854.58/50,767.83 = 12,790.98/x
3. Step 3: Cross multiply
   33,854.58x = 50,767.83 × 12,790.98
4. Step 4: Simplify right side
   33,854.58x = 649,370,298.17
5. Step 5: Solve for x
   x = 649,370,298.17/33,854.58
6. Step 6: Final answer
   x = 19,181.17