Finding the Fourth Proportional to 11,883.63, 16,399.41 and 7,168.35

Step by Step Solution

1. Step 1: Write the proportion equation
   11,883.63 : 16,399.41 = 7,168.35 : x
2. Step 2: Convert to fraction form
   11,883.63/16,399.41 = 7,168.35/x
3. Step 3: Cross multiply
   11,883.63x = 16,399.41 × 7,168.35
4. Step 4: Simplify right side
   11,883.63x = 117,556,710.67
5. Step 5: Solve for x
   x = 117,556,710.67/11,883.63
6. Step 6: Final answer
   x = 9,892.32