Finding the Fourth Proportional to 9,181.62, 12,668.55 and 5,201.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,181.62 : 12,668.55 = 5,201.82 : x
2. Step 2: Convert to fraction form
   9,181.62/12,668.55 = 5,201.82/x
3. Step 3: Cross multiply
   9,181.62x = 12,668.55 × 5,201.82
4. Step 4: Simplify right side
   9,181.62x = 65,899,516.76
5. Step 5: Solve for x
   x = 65,899,516.76/9,181.62
6. Step 6: Final answer
   x = 7,177.33