Finding the Fourth Proportional to 11,838.24, 16,338.24 and 7,643.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,838.24 : 16,338.24 = 7,643.52 : x
2. Step 2: Convert to fraction form
   11,838.24/16,338.24 = 7,643.52/x
3. Step 3: Cross multiply
   11,838.24x = 16,338.24 × 7,643.52
4. Step 4: Simplify right side
   11,838.24x = 124,881,664.20
5. Step 5: Solve for x
   x = 124,881,664.20/11,838.24
6. Step 6: Final answer
   x = 10,549.01