Finding the Fourth Proportional to 2,982.31, 4,471.76 and 1,132.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,982.31 : 4,471.76 = 1,132.25 : x
2. Step 2: Convert to fraction form
   2,982.31/4,471.76 = 1,132.25/x
3. Step 3: Cross multiply
   2,982.31x = 4,471.76 × 1,132.25
4. Step 4: Simplify right side
   2,982.31x = 5,063,130.73
5. Step 5: Solve for x
   x = 5,063,130.73/2,982.31
6. Step 6: Final answer
   x = 1,697.72