Finding the Fourth Proportional to 2,280.59, 3,423.72 and 2,270.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280.59 : 3,423.72 = 2,270.06 : x
2. Step 2: Convert to fraction form
   2,280.59/3,423.72 = 2,270.06/x
3. Step 3: Cross multiply
   2,280.59x = 3,423.72 × 2,270.06
4. Step 4: Simplify right side
   2,280.59x = 7,772,049.82
5. Step 5: Solve for x
   x = 7,772,049.82/2,280.59
6. Step 6: Final answer
   x = 3,407.91