Finding the Fourth Proportional to 11,347.47, 17,015.81 and 3,951.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,347.47 : 17,015.81 = 3,951.02 : x
2. Step 2: Convert to fraction form
   11,347.47/17,015.81 = 3,951.02/x
3. Step 3: Cross multiply
   11,347.47x = 17,015.81 × 3,951.02
4. Step 4: Simplify right side
   11,347.47x = 67,229,828.41
5. Step 5: Solve for x
   x = 67,229,828.41/11,347.47
6. Step 6: Final answer
   x = 5,924.65