Finding the Fourth Proportional to 16,388.33, 22,615.91 and 9,314.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,388.33 : 22,615.91 = 9,314.75 : x
2. Step 2: Convert to fraction form
   16,388.33/22,615.91 = 9,314.75/x
3. Step 3: Cross multiply
   16,388.33x = 22,615.91 × 9,314.75
4. Step 4: Simplify right side
   16,388.33x = 210,661,501.10
5. Step 5: Solve for x
   x = 210,661,501.10/16,388.33
6. Step 6: Final answer
   x = 12,854.36