Finding the Fourth Proportional to 11,613.50, 17,406.17 and 5,360.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,613.50 : 17,406.17 = 5,360.50 : x
2. Step 2: Convert to fraction form
   11,613.50/17,406.17 = 5,360.50/x
3. Step 3: Cross multiply
   11,613.50x = 17,406.17 × 5,360.50
4. Step 4: Simplify right side
   11,613.50x = 93,305,774.29
5. Step 5: Solve for x
   x = 93,305,774.29/11,613.50
6. Step 6: Final answer
   x = 8,034.25