Finding the Fourth Proportional to 23,765.37, 32,799.72 and 13,691.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,765.37 : 32,799.72 = 13,691.89 : x
2. Step 2: Convert to fraction form
   23,765.37/32,799.72 = 13,691.89/x
3. Step 3: Cross multiply
   23,765.37x = 32,799.72 × 13,691.89
4. Step 4: Simplify right side
   23,765.37x = 449,090,158.27
5. Step 5: Solve for x
   x = 449,090,158.27/23,765.37
6. Step 6: Final answer
   x = 18,896.83