Finding the Fourth Proportional to 2,575.27, 3,859.35 and 1,185.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575.27 : 3,859.35 = 1,185.13 : x
2. Step 2: Convert to fraction form
   2,575.27/3,859.35 = 1,185.13/x
3. Step 3: Cross multiply
   2,575.27x = 3,859.35 × 1,185.13
4. Step 4: Simplify right side
   2,575.27x = 4,573,831.47
5. Step 5: Solve for x
   x = 4,573,831.47/2,575.27
6. Step 6: Final answer
   x = 1,776.06