Finding the Fourth Proportional to 2,613.51, 3,607.20 and 1,566.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.51 : 3,607.20 = 1,566.18 : x
2. Step 2: Convert to fraction form
   2,613.51/3,607.20 = 1,566.18/x
3. Step 3: Cross multiply
   2,613.51x = 3,607.20 × 1,566.18
4. Step 4: Simplify right side
   2,613.51x = 5,649,524.50
5. Step 5: Solve for x
   x = 5,649,524.50/2,613.51
6. Step 6: Final answer
   x = 2,161.66