Finding the Fourth Proportional to 23,684.81, 32,685.01 and 13,074.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,684.81 : 32,685.01 = 13,074.42 : x
2. Step 2: Convert to fraction form
   23,684.81/32,685.01 = 13,074.42/x
3. Step 3: Cross multiply
   23,684.81x = 32,685.01 × 13,074.42
4. Step 4: Simplify right side
   23,684.81x = 427,337,605.64
5. Step 5: Solve for x
   x = 427,337,605.64/23,684.81
6. Step 6: Final answer
   x = 18,042.68