Finding the Fourth Proportional to 3,672.25, 5,510.15 and 2,285.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.25 : 5,510.15 = 2,285.23 : x
2. Step 2: Convert to fraction form
   3,672.25/5,510.15 = 2,285.23/x
3. Step 3: Cross multiply
   3,672.25x = 5,510.15 × 2,285.23
4. Step 4: Simplify right side
   3,672.25x = 12,591,952.02
5. Step 5: Solve for x
   x = 12,591,952.02/3,672.25
6. Step 6: Final answer
   x = 3,428.95