Finding the Fourth Proportional to 11,605.72, 17,411.52 and 5,360.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,605.72 : 17,411.52 = 5,360.56 : x
2. Step 2: Convert to fraction form
   11,605.72/17,411.52 = 5,360.56/x
3. Step 3: Cross multiply
   11,605.72x = 17,411.52 × 5,360.56
4. Step 4: Simplify right side
   11,605.72x = 93,335,497.65
5. Step 5: Solve for x
   x = 93,335,497.65/11,605.72
6. Step 6: Final answer
   x = 8,042.20