Finding the Fourth Proportional to 10,369.86, 15,545.42 and 3,791.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,369.86 : 15,545.42 = 3,791.42 : x
2. Step 2: Convert to fraction form
   10,369.86/15,545.42 = 3,791.42/x
3. Step 3: Cross multiply
   10,369.86x = 15,545.42 × 3,791.42
4. Step 4: Simplify right side
   10,369.86x = 58,939,216.30
5. Step 5: Solve for x
   x = 58,939,216.30/10,369.86
6. Step 6: Final answer
   x = 5,683.70