Finding the Fourth Proportional to 3,791.53, 5,658.66 and 3,693.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,791.53 : 5,658.66 = 3,693.12 : x
2. Step 2: Convert to fraction form
   3,791.53/5,658.66 = 3,693.12/x
3. Step 3: Cross multiply
   3,791.53x = 5,658.66 × 3,693.12
4. Step 4: Simplify right side
   3,791.53x = 20,898,105.11
5. Step 5: Solve for x
   x = 20,898,105.11/3,791.53
6. Step 6: Final answer
   x = 5,511.78