Finding the Fourth Proportional to 20,552.62, 30,793.56 and 13,874.42

Step by Step Solution

1. Step 1: Write the proportion equation
   20,552.62 : 30,793.56 = 13,874.42 : x
2. Step 2: Convert to fraction form
   20,552.62/30,793.56 = 13,874.42/x
3. Step 3: Cross multiply
   20,552.62x = 30,793.56 × 13,874.42
4. Step 4: Simplify right side
   20,552.62x = 427,242,784.74
5. Step 5: Solve for x
   x = 427,242,784.74/20,552.62
6. Step 6: Final answer
   x = 20,787.75