Finding the Fourth Proportional to 22,837.96, 31,511.46 and 13,404.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,837.96 : 31,511.46 = 13,404.04 : x
2. Step 2: Convert to fraction form
   22,837.96/31,511.46 = 13,404.04/x
3. Step 3: Cross multiply
   22,837.96x = 31,511.46 × 13,404.04
4. Step 4: Simplify right side
   22,837.96x = 422,380,870.30
5. Step 5: Solve for x
   x = 422,380,870.30/22,837.96
6. Step 6: Final answer
   x = 18,494.68