Finding the Fourth Proportional to 2,523.82, 3,781.53 and 879.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.82 : 3,781.53 = 879.46 : x
2. Step 2: Convert to fraction form
   2,523.82/3,781.53 = 879.46/x
3. Step 3: Cross multiply
   2,523.82x = 3,781.53 × 879.46
4. Step 4: Simplify right side
   2,523.82x = 3,325,704.37
5. Step 5: Solve for x
   x = 3,325,704.37/2,523.82
6. Step 6: Final answer
   x = 1,317.73