Finding the Fourth Proportional to 16,563.78, 24,831.63 and 7,196.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,563.78 : 24,831.63 = 7,196.74 : x
2. Step 2: Convert to fraction form
   16,563.78/24,831.63 = 7,196.74/x
3. Step 3: Cross multiply
   16,563.78x = 24,831.63 × 7,196.74
4. Step 4: Simplify right side
   16,563.78x = 178,706,722.81
5. Step 5: Solve for x
   x = 178,706,722.81/16,563.78
6. Step 6: Final answer
   x = 10,789.01