Finding the Fourth Proportional to 33,012.01, 49,549.46 and 20,494.15

Step by Step Solution

1. Step 1: Write the proportion equation
   33,012.01 : 49,549.46 = 20,494.15 : x
2. Step 2: Convert to fraction form
   33,012.01/49,549.46 = 20,494.15/x
3. Step 3: Cross multiply
   33,012.01x = 49,549.46 × 20,494.15
4. Step 4: Simplify right side
   33,012.01x = 1,015,474,065.66
5. Step 5: Solve for x
   x = 1,015,474,065.66/33,012.01
6. Step 6: Final answer
   x = 30,760.75