Finding the Fourth Proportional to 11,431.26, 15,767.46 and 7,453.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,431.26 : 15,767.46 = 7,453.62 : x
2. Step 2: Convert to fraction form
   11,431.26/15,767.46 = 7,453.62/x
3. Step 3: Cross multiply
   11,431.26x = 15,767.46 × 7,453.62
4. Step 4: Simplify right side
   11,431.26x = 117,524,655.21
5. Step 5: Solve for x
   x = 117,524,655.21/11,431.26
6. Step 6: Final answer
   x = 10,280.99