Finding the Fourth Proportional to 23,831.01, 32,887.81 and 13,222.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,831.01 : 32,887.81 = 13,222.69 : x
2. Step 2: Convert to fraction form
   23,831.01/32,887.81 = 13,222.69/x
3. Step 3: Cross multiply
   23,831.01x = 32,887.81 × 13,222.69
4. Step 4: Simplify right side
   23,831.01x = 434,865,417.12
5. Step 5: Solve for x
   x = 434,865,417.12/23,831.01
6. Step 6: Final answer
   x = 18,247.88