Finding the Fourth Proportional to 11,286.42, 15,571.89 and 7,301.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,286.42 : 15,571.89 = 7,301.22 : x
2. Step 2: Convert to fraction form
   11,286.42/15,571.89 = 7,301.22/x
3. Step 3: Cross multiply
   11,286.42x = 15,571.89 × 7,301.22
4. Step 4: Simplify right side
   11,286.42x = 113,693,794.71
5. Step 5: Solve for x
   x = 113,693,794.71/11,286.42
6. Step 6: Final answer
   x = 10,073.50