Finding the Fourth Proportional to 2,472.32, 3,411.54 and 1,477.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.32 : 3,411.54 = 1,477.80 : x
2. Step 2: Convert to fraction form
   2,472.32/3,411.54 = 1,477.80/x
3. Step 3: Cross multiply
   2,472.32x = 3,411.54 × 1,477.80
4. Step 4: Simplify right side
   2,472.32x = 5,041,573.81
5. Step 5: Solve for x
   x = 5,041,573.81/2,472.32
6. Step 6: Final answer
   x = 2,039.21