Finding the Fourth Proportional to 23,196.48, 31,986.96 and 19,850.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,196.48 : 31,986.96 = 19,850.32 : x
2. Step 2: Convert to fraction form
   23,196.48/31,986.96 = 19,850.32/x
3. Step 3: Cross multiply
   23,196.48x = 31,986.96 × 19,850.32
4. Step 4: Simplify right side
   23,196.48x = 634,951,391.83
5. Step 5: Solve for x
   x = 634,951,391.83/23,196.48
6. Step 6: Final answer
   x = 27,372.75