Finding the Fourth Proportional to 23,684.72, 32,684.83 and 13,074.27

Step by Step Solution

1. Step 1: Write the proportion equation
   23,684.72 : 32,684.83 = 13,074.27 : x
2. Step 2: Convert to fraction form
   23,684.72/32,684.83 = 13,074.27/x
3. Step 3: Cross multiply
   23,684.72x = 32,684.83 × 13,074.27
4. Step 4: Simplify right side
   23,684.72x = 427,330,226.95
5. Step 5: Solve for x
   x = 427,330,226.95/23,684.72
6. Step 6: Final answer
   x = 18,042.45