Finding the Fourth Proportional to 23,979.98, 33,091.90 and 13,368.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,979.98 : 33,091.90 = 13,368.98 : x
2. Step 2: Convert to fraction form
   23,979.98/33,091.90 = 13,368.98/x
3. Step 3: Cross multiply
   23,979.98x = 33,091.90 × 13,368.98
4. Step 4: Simplify right side
   23,979.98x = 442,404,949.26
5. Step 5: Solve for x
   x = 442,404,949.26/23,979.98
6. Step 6: Final answer
   x = 18,448.93