Finding the Fourth Proportional to 33,543.63, 50,321.52 and 13,811.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,543.63 : 50,321.52 = 13,811.42 : x
2. Step 2: Convert to fraction form
   33,543.63/50,321.52 = 13,811.42/x
3. Step 3: Cross multiply
   33,543.63x = 50,321.52 × 13,811.42
4. Step 4: Simplify right side
   33,543.63x = 695,011,773.56
5. Step 5: Solve for x
   x = 695,011,773.56/33,543.63
6. Step 6: Final answer
   x = 20,719.64