Finding the Fourth Proportional to 23,957.48, 33,061.36 and 13,347.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,957.48 : 33,061.36 = 13,347.48 : x
2. Step 2: Convert to fraction form
   23,957.48/33,061.36 = 13,347.48/x
3. Step 3: Cross multiply
   23,957.48x = 33,061.36 × 13,347.48
4. Step 4: Simplify right side
   23,957.48x = 441,285,841.37
5. Step 5: Solve for x
   x = 441,285,841.37/23,957.48
6. Step 6: Final answer
   x = 18,419.54