Finding the Fourth Proportional to 2,613.59, 3,606.96 and 1,619.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.59 : 3,606.96 = 1,619.11 : x
2. Step 2: Convert to fraction form
   2,613.59/3,606.96 = 1,619.11/x
3. Step 3: Cross multiply
   2,613.59x = 3,606.96 × 1,619.11
4. Step 4: Simplify right side
   2,613.59x = 5,840,065.01
5. Step 5: Solve for x
   x = 5,840,065.01/2,613.59
6. Step 6: Final answer
   x = 2,234.50