Finding the Fourth Proportional to 2,651.72, 3,659.50 and 1,472.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,651.72 : 3,659.50 = 1,472.80 : x
2. Step 2: Convert to fraction form
   2,651.72/3,659.50 = 1,472.80/x
3. Step 3: Cross multiply
   2,651.72x = 3,659.50 × 1,472.80
4. Step 4: Simplify right side
   2,651.72x = 5,389,711.60
5. Step 5: Solve for x
   x = 5,389,711.60/2,651.72
6. Step 6: Final answer
   x = 2,032.53