Finding the Fourth Proportional to 9,367.56, 12,926.82 and 5,175.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,367.56 : 12,926.82 = 5,175.72 : x
2. Step 2: Convert to fraction form
   9,367.56/12,926.82 = 5,175.72/x
3. Step 3: Cross multiply
   9,367.56x = 12,926.82 × 5,175.72
4. Step 4: Simplify right side
   9,367.56x = 66,905,600.81
5. Step 5: Solve for x
   x = 66,905,600.81/9,367.56
6. Step 6: Final answer
   x = 7,142.27