Finding the Fourth Proportional to 22,813.37, 31,481.81 and 12,741.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,813.37 : 31,481.81 = 12,741.52 : x
2. Step 2: Convert to fraction form
   22,813.37/31,481.81 = 12,741.52/x
3. Step 3: Cross multiply
   22,813.37x = 31,481.81 × 12,741.52
4. Step 4: Simplify right side
   22,813.37x = 401,126,111.75
5. Step 5: Solve for x
   x = 401,126,111.75/22,813.37
6. Step 6: Final answer
   x = 17,582.94