Finding the Fourth Proportional to 23,745.83, 32,773.28 and 13,680.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,745.83 : 32,773.28 = 13,680.09 : x
2. Step 2: Convert to fraction form
   23,745.83/32,773.28 = 13,680.09/x
3. Step 3: Cross multiply
   23,745.83x = 32,773.28 × 13,680.09
4. Step 4: Simplify right side
   23,745.83x = 448,341,351.59
5. Step 5: Solve for x
   x = 448,341,351.59/23,745.83
6. Step 6: Final answer
   x = 18,880.85