Finding the Fourth Proportional to 22,794.64, 31,456.82 and 12,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,794.64 : 31,456.82 = 12,723.50 : x
2. Step 2: Convert to fraction form
   22,794.64/31,456.82 = 12,723.50/x
3. Step 3: Cross multiply
   22,794.64x = 31,456.82 × 12,723.50
4. Step 4: Simplify right side
   22,794.64x = 400,240,849.27
5. Step 5: Solve for x
   x = 400,240,849.27/22,794.64
6. Step 6: Final answer
   x = 17,558.55