Finding the Fourth Proportional to 22,783.26, 31,443.62 and 13,351.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,783.26 : 31,443.62 = 13,351.83 : x
2. Step 2: Convert to fraction form
   22,783.26/31,443.62 = 13,351.83/x
3. Step 3: Cross multiply
   22,783.26x = 31,443.62 × 13,351.83
4. Step 4: Simplify right side
   22,783.26x = 419,829,868.82
5. Step 5: Solve for x
   x = 419,829,868.82/22,783.26
6. Step 6: Final answer
   x = 18,427.12