Finding the Fourth Proportional to 23,833.35, 32,888.79 and 13,222.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,833.35 : 32,888.79 = 13,222.71 : x
2. Step 2: Convert to fraction form
   23,833.35/32,888.79 = 13,222.71/x
3. Step 3: Cross multiply
   23,833.35x = 32,888.79 × 13,222.71
4. Step 4: Simplify right side
   23,833.35x = 434,878,932.42
5. Step 5: Solve for x
   x = 434,878,932.42/23,833.35
6. Step 6: Final answer
   x = 18,246.66