Finding the Fourth Proportional to 2,472.91, 3,703.21 and 1,429.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.91 : 3,703.21 = 1,429.56 : x
2. Step 2: Convert to fraction form
   2,472.91/3,703.21 = 1,429.56/x
3. Step 3: Cross multiply
   2,472.91x = 3,703.21 × 1,429.56
4. Step 4: Simplify right side
   2,472.91x = 5,293,960.89
5. Step 5: Solve for x
   x = 5,293,960.89/2,472.91
6. Step 6: Final answer
   x = 2,140.78