Finding the Fourth Proportional to 11,479.47, 15,834.96 and 7,223.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,479.47 : 15,834.96 = 7,223.82 : x
2. Step 2: Convert to fraction form
   11,479.47/15,834.96 = 7,223.82/x
3. Step 3: Cross multiply
   11,479.47x = 15,834.96 × 7,223.82
4. Step 4: Simplify right side
   11,479.47x = 114,388,900.75
5. Step 5: Solve for x
   x = 114,388,900.75/11,479.47
6. Step 6: Final answer
   x = 9,964.65