Finding the Fourth Proportional to 16,933.32, 23,340.96 and 13,342.59

Step by Step Solution

1. Step 1: Write the proportion equation
   16,933.32 : 23,340.96 = 13,342.59 : x
2. Step 2: Convert to fraction form
   16,933.32/23,340.96 = 13,342.59/x
3. Step 3: Cross multiply
   16,933.32x = 23,340.96 × 13,342.59
4. Step 4: Simplify right side
   16,933.32x = 311,428,859.49
5. Step 5: Solve for x
   x = 311,428,859.49/16,933.32
6. Step 6: Final answer
   x = 18,391.48