Finding the Fourth Proportional to 2,982.08, 4,471.61 and 1,131.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,982.08 : 4,471.61 = 1,131.79 : x
2. Step 2: Convert to fraction form
   2,982.08/4,471.61 = 1,131.79/x
3. Step 3: Cross multiply
   2,982.08x = 4,471.61 × 1,131.79
4. Step 4: Simplify right side
   2,982.08x = 5,060,915.03
5. Step 5: Solve for x
   x = 5,060,915.03/2,982.08
6. Step 6: Final answer
   x = 1,697.11