Finding the Fourth Proportional to 2,066.29, 3,101.48 and 1,609.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.29 : 3,101.48 = 1,609.07 : x
2. Step 2: Convert to fraction form
   2,066.29/3,101.48 = 1,609.07/x
3. Step 3: Cross multiply
   2,066.29x = 3,101.48 × 1,609.07
4. Step 4: Simplify right side
   2,066.29x = 4,990,498.42
5. Step 5: Solve for x
   x = 4,990,498.42/2,066.29
6. Step 6: Final answer
   x = 2,415.20