Finding the Fourth Proportional to 2,520.77, 3,478.43 and 1,472.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.77 : 3,478.43 = 1,472.63 : x
2. Step 2: Convert to fraction form
   2,520.77/3,478.43 = 1,472.63/x
3. Step 3: Cross multiply
   2,520.77x = 3,478.43 × 1,472.63
4. Step 4: Simplify right side
   2,520.77x = 5,122,426.66
5. Step 5: Solve for x
   x = 5,122,426.66/2,520.77
6. Step 6: Final answer
   x = 2,032.09