Finding the Fourth Proportional to 11,498.25, 15,867.72 and 6,960.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,498.25 : 15,867.72 = 6,960.87 : x
2. Step 2: Convert to fraction form
   11,498.25/15,867.72 = 6,960.87/x
3. Step 3: Cross multiply
   11,498.25x = 15,867.72 × 6,960.87
4. Step 4: Simplify right side
   11,498.25x = 110,453,056.78
5. Step 5: Solve for x
   x = 110,453,056.78/11,498.25
6. Step 6: Final answer
   x = 9,606.08