Finding the Fourth Proportional to 1,613.80, 2,410.66 and 1,606.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613.80 : 2,410.66 = 1,606.24 : x
2. Step 2: Convert to fraction form
   1,613.80/2,410.66 = 1,606.24/x
3. Step 3: Cross multiply
   1,613.80x = 2,410.66 × 1,606.24
4. Step 4: Simplify right side
   1,613.80x = 3,872,098.52
5. Step 5: Solve for x
   x = 3,872,098.52/1,613.80
6. Step 6: Final answer
   x = 2,399.37