Finding the Fourth Proportional to 11,686.72, 17,525.46 and 5,445.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,686.72 : 17,525.46 = 5,445.52 : x
2. Step 2: Convert to fraction form
   11,686.72/17,525.46 = 5,445.52/x
3. Step 3: Cross multiply
   11,686.72x = 17,525.46 × 5,445.52
4. Step 4: Simplify right side
   11,686.72x = 95,435,242.94
5. Step 5: Solve for x
   x = 95,435,242.94/11,686.72
6. Step 6: Final answer
   x = 8,166.13