Finding the Fourth Proportional to 10,179.78, 14,046.87 and 5,931.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,179.78 : 14,046.87 = 5,931.72 : x
2. Step 2: Convert to fraction form
   10,179.78/14,046.87 = 5,931.72/x
3. Step 3: Cross multiply
   10,179.78x = 14,046.87 × 5,931.72
4. Step 4: Simplify right side
   10,179.78x = 83,322,099.72
5. Step 5: Solve for x
   x = 83,322,099.72/10,179.78
6. Step 6: Final answer
   x = 8,185.06