Finding the Fourth Proportional to 11,758.72, 17,613.38 and 9,545

Step by Step Solution

1. Step 1: Write the proportion equation
   11,758.72 : 17,613.38 = 9,545 : x
2. Step 2: Convert to fraction form
   11,758.72/17,613.38 = 9,545/x
3. Step 3: Cross multiply
   11,758.72x = 17,613.38 × 9,545
4. Step 4: Simplify right side
   11,758.72x = 168,119,712.10
5. Step 5: Solve for x
   x = 168,119,712.10/11,758.72
6. Step 6: Final answer
   x = 14,297.45