Finding the Fourth Proportional to 11,743.28, 17,602.16 and 5,499.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,743.28 : 17,602.16 = 5,499.39 : x
2. Step 2: Convert to fraction form
   11,743.28/17,602.16 = 5,499.39/x
3. Step 3: Cross multiply
   11,743.28x = 17,602.16 × 5,499.39
4. Step 4: Simplify right side
   11,743.28x = 96,801,142.68
5. Step 5: Solve for x
   x = 96,801,142.68/11,743.28
6. Step 6: Final answer
   x = 8,243.11