Finding the Fourth Proportional to 23,684.56, 32,684.96 and 13,074.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,684.56 : 32,684.96 = 13,074.20 : x
2. Step 2: Convert to fraction form
   23,684.56/32,684.96 = 13,074.20/x
3. Step 3: Cross multiply
   23,684.56x = 32,684.96 × 13,074.20
4. Step 4: Simplify right side
   23,684.56x = 427,329,704.03
5. Step 5: Solve for x
   x = 427,329,704.03/23,684.56
6. Step 6: Final answer
   x = 18,042.54