Finding the Fourth Proportional to 22,896.43, 31,595.46 and 12,823.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,896.43 : 31,595.46 = 12,823.15 : x
2. Step 2: Convert to fraction form
   22,896.43/31,595.46 = 12,823.15/x
3. Step 3: Cross multiply
   22,896.43x = 31,595.46 × 12,823.15
4. Step 4: Simplify right side
   22,896.43x = 405,153,322.90
5. Step 5: Solve for x
   x = 405,153,322.90/22,896.43
6. Step 6: Final answer
   x = 17,695.04