Finding the Fourth Proportional to 23,247.76, 32,081.82 and 13,178.14

Step by Step Solution

1. Step 1: Write the proportion equation
   23,247.76 : 32,081.82 = 13,178.14 : x
2. Step 2: Convert to fraction form
   23,247.76/32,081.82 = 13,178.14/x
3. Step 3: Cross multiply
   23,247.76x = 32,081.82 × 13,178.14
4. Step 4: Simplify right side
   23,247.76x = 422,778,715.41
5. Step 5: Solve for x
   x = 422,778,715.41/23,247.76
6. Step 6: Final answer
   x = 18,185.78