Finding the Fourth Proportional to 11,650.04, 17,445.25 and 7,689.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,650.04 : 17,445.25 = 7,689.32 : x
2. Step 2: Convert to fraction form
   11,650.04/17,445.25 = 7,689.32/x
3. Step 3: Cross multiply
   11,650.04x = 17,445.25 × 7,689.32
4. Step 4: Simplify right side
   11,650.04x = 134,142,109.73
5. Step 5: Solve for x
   x = 134,142,109.73/11,650.04
6. Step 6: Final answer
   x = 11,514.30