Finding the Fourth Proportional to 22,793.96, 31,456.74 and 12,856.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,793.96 : 31,456.74 = 12,856.04 : x
2. Step 2: Convert to fraction form
   22,793.96/31,456.74 = 12,856.04/x
3. Step 3: Cross multiply
   22,793.96x = 31,456.74 × 12,856.04
4. Step 4: Simplify right side
   22,793.96x = 404,409,107.71
5. Step 5: Solve for x
   x = 404,409,107.71/22,793.96
6. Step 6: Final answer
   x = 17,741.94