Finding the Fourth Proportional to 23,978.82, 33,091.42 and 13,370.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,978.82 : 33,091.42 = 13,370.52 : x
2. Step 2: Convert to fraction form
   23,978.82/33,091.42 = 13,370.52/x
3. Step 3: Cross multiply
   23,978.82x = 33,091.42 × 13,370.52
4. Step 4: Simplify right side
   23,978.82x = 442,449,492.94
5. Step 5: Solve for x
   x = 442,449,492.94/23,978.82
6. Step 6: Final answer
   x = 18,451.68