Finding the Fourth Proportional to 11,452.05, 17,170.62 and 4,791.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,452.05 : 17,170.62 = 4,791.72 : x
2. Step 2: Convert to fraction form
   11,452.05/17,170.62 = 4,791.72/x
3. Step 3: Cross multiply
   11,452.05x = 17,170.62 × 4,791.72
4. Step 4: Simplify right side
   11,452.05x = 82,276,803.27
5. Step 5: Solve for x
   x = 82,276,803.27/11,452.05
6. Step 6: Final answer
   x = 7,184.46