Finding the Fourth Proportional to 2,960.32, 4,085.74 and 2,829.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,960.32 : 4,085.74 = 2,829.10 : x
2. Step 2: Convert to fraction form
   2,960.32/4,085.74 = 2,829.10/x
3. Step 3: Cross multiply
   2,960.32x = 4,085.74 × 2,829.10
4. Step 4: Simplify right side
   2,960.32x = 11,558,967.03
5. Step 5: Solve for x
   x = 11,558,967.03/2,960.32
6. Step 6: Final answer
   x = 3,904.63