Finding the Fourth Proportional to 9,960.08, 13,746.72 and 5,768.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,960.08 : 13,746.72 = 5,768.32 : x
2. Step 2: Convert to fraction form
   9,960.08/13,746.72 = 5,768.32/x
3. Step 3: Cross multiply
   9,960.08x = 13,746.72 × 5,768.32
4. Step 4: Simplify right side
   9,960.08x = 79,295,479.91
5. Step 5: Solve for x
   x = 79,295,479.91/9,960.08
6. Step 6: Final answer
   x = 7,961.33