Finding the Fourth Proportional to 22,443.75, 33,580.98 and 13,404.35

Step by Step Solution

1. Step 1: Write the proportion equation
   22,443.75 : 33,580.98 = 13,404.35 : x
2. Step 2: Convert to fraction form
   22,443.75/33,580.98 = 13,404.35/x
3. Step 3: Cross multiply
   22,443.75x = 33,580.98 × 13,404.35
4. Step 4: Simplify right side
   22,443.75x = 450,131,293.22
5. Step 5: Solve for x
   x = 450,131,293.22/22,443.75
6. Step 6: Final answer
   x = 20,055.98