Finding the Fourth Proportional to 2,613.87, 3,607.16 and 1,565.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.87 : 3,607.16 = 1,565.93 : x
2. Step 2: Convert to fraction form
   2,613.87/3,607.16 = 1,565.93/x
3. Step 3: Cross multiply
   2,613.87x = 3,607.16 × 1,565.93
4. Step 4: Simplify right side
   2,613.87x = 5,648,561.25
5. Step 5: Solve for x
   x = 5,648,561.25/2,613.87
6. Step 6: Final answer
   x = 2,161.00