Finding the Fourth Proportional to 3,429.34, 4,734.53 and 2,171.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429.34 : 4,734.53 = 2,171.48 : x
2. Step 2: Convert to fraction form
   3,429.34/4,734.53 = 2,171.48/x
3. Step 3: Cross multiply
   3,429.34x = 4,734.53 × 2,171.48
4. Step 4: Simplify right side
   3,429.34x = 10,280,918.96
5. Step 5: Solve for x
   x = 10,280,918.96/3,429.34
6. Step 6: Final answer
   x = 2,997.93