Finding the Fourth Proportional to 2,609.54, 3,601.18 and 1,430.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.54 : 3,601.18 = 1,430.62 : x
2. Step 2: Convert to fraction form
   2,609.54/3,601.18 = 1,430.62/x
3. Step 3: Cross multiply
   2,609.54x = 3,601.18 × 1,430.62
4. Step 4: Simplify right side
   2,609.54x = 5,151,912.92
5. Step 5: Solve for x
   x = 5,151,912.92/2,609.54
6. Step 6: Final answer
   x = 1,974.26