Finding the Fourth Proportional to 3,452.72, 4,767.42 and 2,126.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,452.72 : 4,767.42 = 2,126.96 : x
2. Step 2: Convert to fraction form
   3,452.72/4,767.42 = 2,126.96/x
3. Step 3: Cross multiply
   3,452.72x = 4,767.42 × 2,126.96
4. Step 4: Simplify right side
   3,452.72x = 10,140,111.64
5. Step 5: Solve for x
   x = 10,140,111.64/3,452.72
6. Step 6: Final answer
   x = 2,936.85