Finding the Fourth Proportional to 16,178.56, 24,268.88 and 5,085.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,178.56 : 24,268.88 = 5,085.71 : x
2. Step 2: Convert to fraction form
   16,178.56/24,268.88 = 5,085.71/x
3. Step 3: Cross multiply
   16,178.56x = 24,268.88 × 5,085.71
4. Step 4: Simplify right side
   16,178.56x = 123,424,485.70
5. Step 5: Solve for x
   x = 123,424,485.70/16,178.56
6. Step 6: Final answer
   x = 7,628.89