Finding the Fourth Proportional to 30,584.34, 45,872.46 and 13,926.42

Step by Step Solution

1. Step 1: Write the proportion equation
   30,584.34 : 45,872.46 = 13,926.42 : x
2. Step 2: Convert to fraction form
   30,584.34/45,872.46 = 13,926.42/x
3. Step 3: Cross multiply
   30,584.34x = 45,872.46 × 13,926.42
4. Step 4: Simplify right side
   30,584.34x = 638,839,144.39
5. Step 5: Solve for x
   x = 638,839,144.39/30,584.34
6. Step 6: Final answer
   x = 20,887.79