Finding the Fourth Proportional to 38,789.82, 58,189.29 and 13,833.42

Step by Step Solution

1. Step 1: Write the proportion equation
   38,789.82 : 58,189.29 = 13,833.42 : x
2. Step 2: Convert to fraction form
   38,789.82/58,189.29 = 13,833.42/x
3. Step 3: Cross multiply
   38,789.82x = 58,189.29 × 13,833.42
4. Step 4: Simplify right side
   38,789.82x = 804,956,939.95
5. Step 5: Solve for x
   x = 804,956,939.95/38,789.82
6. Step 6: Final answer
   x = 20,751.76