Finding the Fourth Proportional to 23,745.87, 32,772.69 and 13,673.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,745.87 : 32,772.69 = 13,673.31 : x
2. Step 2: Convert to fraction form
   23,745.87/32,772.69 = 13,673.31/x
3. Step 3: Cross multiply
   23,745.87x = 32,772.69 × 13,673.31
4. Step 4: Simplify right side
   23,745.87x = 448,111,149.90
5. Step 5: Solve for x
   x = 448,111,149.90/23,745.87
6. Step 6: Final answer
   x = 18,871.12