Finding the Fourth Proportional to 10,647.42, 14,693.61 and 5,931.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,647.42 : 14,693.61 = 5,931.71 : x
2. Step 2: Convert to fraction form
   10,647.42/14,693.61 = 5,931.71/x
3. Step 3: Cross multiply
   10,647.42x = 14,693.61 × 5,931.71
4. Step 4: Simplify right side
   10,647.42x = 87,158,233.37
5. Step 5: Solve for x
   x = 87,158,233.37/10,647.42
6. Step 6: Final answer
   x = 8,185.85