Finding the Fourth Proportional to 11,859.64, 16,367.34 and 7,383.58

Step by Step Solution

1. Step 1: Write the proportion equation
   11,859.64 : 16,367.34 = 7,383.58 : x
2. Step 2: Convert to fraction form
   11,859.64/16,367.34 = 7,383.58/x
3. Step 3: Cross multiply
   11,859.64x = 16,367.34 × 7,383.58
4. Step 4: Simplify right side
   11,859.64x = 120,849,564.28
5. Step 5: Solve for x
   x = 120,849,564.28/11,859.64
6. Step 6: Final answer
   x = 10,189.99