Finding the Fourth Proportional to 4,146.72, 5,722.32 and 2,969.76

Step by Step Solution

1. Step 1: Write the proportion equation
   4,146.72 : 5,722.32 = 2,969.76 : x
2. Step 2: Convert to fraction form
   4,146.72/5,722.32 = 2,969.76/x
3. Step 3: Cross multiply
   4,146.72x = 5,722.32 × 2,969.76
4. Step 4: Simplify right side
   4,146.72x = 16,993,917.04
5. Step 5: Solve for x
   x = 16,993,917.04/4,146.72
6. Step 6: Final answer
   x = 4,098.16