Finding the Fourth Proportional to 10,407.86, 14,362.05 and 5,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,407.86 : 14,362.05 = 5,930.72 : x
2. Step 2: Convert to fraction form
   10,407.86/14,362.05 = 5,930.72/x
3. Step 3: Cross multiply
   10,407.86x = 14,362.05 × 5,930.72
4. Step 4: Simplify right side
   10,407.86x = 85,177,297.18
5. Step 5: Solve for x
   x = 85,177,297.18/10,407.86
6. Step 6: Final answer
   x = 8,183.94