Finding the Fourth Proportional to 10,930.74, 16,404.85 and 5,667.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,930.74 : 16,404.85 = 5,667.25 : x
2. Step 2: Convert to fraction form
   10,930.74/16,404.85 = 5,667.25/x
3. Step 3: Cross multiply
   10,930.74x = 16,404.85 × 5,667.25
4. Step 4: Simplify right side
   10,930.74x = 92,970,304.14
5. Step 5: Solve for x
   x = 92,970,304.14/10,930.74
6. Step 6: Final answer
   x = 8,505.40