Finding the Fourth Proportional to 2,565.72, 3,843.95 and 1,180.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565.72 : 3,843.95 = 1,180.22 : x
2. Step 2: Convert to fraction form
   2,565.72/3,843.95 = 1,180.22/x
3. Step 3: Cross multiply
   2,565.72x = 3,843.95 × 1,180.22
4. Step 4: Simplify right side
   2,565.72x = 4,536,681.55
5. Step 5: Solve for x
   x = 4,536,681.55/2,565.72
6. Step 6: Final answer
   x = 1,768.19