Finding the Fourth Proportional to 129,733.72, 194,608.78 and 54,844.01

Step by Step Solution

1. Step 1: Write the proportion equation
   129,733.72 : 194,608.78 = 54,844.01 : x
2. Step 2: Convert to fraction form
   129,733.72/194,608.78 = 54,844.01/x
3. Step 3: Cross multiply
   129,733.72x = 194,608.78 × 54,844.01
4. Step 4: Simplify right side
   129,733.72x = 10,673,124,766.25
5. Step 5: Solve for x
   x = 10,673,124,766.25/129,733.72
6. Step 6: Final answer
   x = 82,269.47