Finding the Fourth Proportional to 24,479.69, 33,781.88 and 13,871.34

Step by Step Solution

1. Step 1: Write the proportion equation
   24,479.69 : 33,781.88 = 13,871.34 : x
2. Step 2: Convert to fraction form
   24,479.69/33,781.88 = 13,871.34/x
3. Step 3: Cross multiply
   24,479.69x = 33,781.88 × 13,871.34
4. Step 4: Simplify right side
   24,479.69x = 468,599,978.00
5. Step 5: Solve for x
   x = 468,599,978.00/24,479.69
6. Step 6: Final answer
   x = 19,142.40