Finding the Fourth Proportional to 33,053.55, 49,563.31 and 13,326.81

Step by Step Solution

1. Step 1: Write the proportion equation
   33,053.55 : 49,563.31 = 13,326.81 : x
2. Step 2: Convert to fraction form
   33,053.55/49,563.31 = 13,326.81/x
3. Step 3: Cross multiply
   33,053.55x = 49,563.31 × 13,326.81
4. Step 4: Simplify right side
   33,053.55x = 660,520,815.34
5. Step 5: Solve for x
   x = 660,520,815.34/33,053.55
6. Step 6: Final answer
   x = 19,983.35