Finding the Fourth Proportional to 10,139.46, 15,196.63 and 5,743.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,139.46 : 15,196.63 = 5,743.59 : x
2. Step 2: Convert to fraction form
   10,139.46/15,196.63 = 5,743.59/x
3. Step 3: Cross multiply
   10,139.46x = 15,196.63 × 5,743.59
4. Step 4: Simplify right side
   10,139.46x = 87,283,212.10
5. Step 5: Solve for x
   x = 87,283,212.10/10,139.46
6. Step 6: Final answer
   x = 8,608.27