Finding the Fourth Proportional to 2,472.16, 3,411.51 and 1,477.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.16 : 3,411.51 = 1,477.21 : x
2. Step 2: Convert to fraction form
   2,472.16/3,411.51 = 1,477.21/x
3. Step 3: Cross multiply
   2,472.16x = 3,411.51 × 1,477.21
4. Step 4: Simplify right side
   2,472.16x = 5,039,516.69
5. Step 5: Solve for x
   x = 5,039,516.69/2,472.16
6. Step 6: Final answer
   x = 2,038.51