Finding the Fourth Proportional to 9,143.53, 12,613.71 and 5,955.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,143.53 : 12,613.71 = 5,955.67 : x
2. Step 2: Convert to fraction form
   9,143.53/12,613.71 = 5,955.67/x
3. Step 3: Cross multiply
   9,143.53x = 12,613.71 × 5,955.67
4. Step 4: Simplify right side
   9,143.53x = 75,123,132.34
5. Step 5: Solve for x
   x = 75,123,132.34/9,143.53
6. Step 6: Final answer
   x = 8,215.99