Finding the Fourth Proportional to 2,177.31, 3,004.68 and 1,182.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177.31 : 3,004.68 = 1,182.57 : x
2. Step 2: Convert to fraction form
   2,177.31/3,004.68 = 1,182.57/x
3. Step 3: Cross multiply
   2,177.31x = 3,004.68 × 1,182.57
4. Step 4: Simplify right side
   2,177.31x = 3,553,244.43
5. Step 5: Solve for x
   x = 3,553,244.43/2,177.31
6. Step 6: Final answer
   x = 1,631.94