Finding the Fourth Proportional to 9,477.33, 14,228.29 and 7,287.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,477.33 : 14,228.29 = 7,287.59 : x
2. Step 2: Convert to fraction form
   9,477.33/14,228.29 = 7,287.59/x
3. Step 3: Cross multiply
   9,477.33x = 14,228.29 × 7,287.59
4. Step 4: Simplify right side
   9,477.33x = 103,689,943.92
5. Step 5: Solve for x
   x = 103,689,943.92/9,477.33
6. Step 6: Final answer
   x = 10,940.84