Finding the Fourth Proportional to 2,527.21, 3,791.32 and 883.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.21 : 3,791.32 = 883.31 : x
2. Step 2: Convert to fraction form
   2,527.21/3,791.32 = 883.31/x
3. Step 3: Cross multiply
   2,527.21x = 3,791.32 × 883.31
4. Step 4: Simplify right side
   2,527.21x = 3,348,910.87
5. Step 5: Solve for x
   x = 3,348,910.87/2,527.21
6. Step 6: Final answer
   x = 1,325.14