Finding the Fourth Proportional to 11,404.95, 17,107.25 and 9,453.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,404.95 : 17,107.25 = 9,453.03 : x
2. Step 2: Convert to fraction form
   11,404.95/17,107.25 = 9,453.03/x
3. Step 3: Cross multiply
   11,404.95x = 17,107.25 × 9,453.03
4. Step 4: Simplify right side
   11,404.95x = 161,715,300.20
5. Step 5: Solve for x
   x = 161,715,300.20/11,404.95
6. Step 6: Final answer
   x = 14,179.40