Finding the Fourth Proportional to 2,177.31, 3,004.70 and 1,182.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177.31 : 3,004.70 = 1,182.60 : x
2. Step 2: Convert to fraction form
   2,177.31/3,004.70 = 1,182.60/x
3. Step 3: Cross multiply
   2,177.31x = 3,004.70 × 1,182.60
4. Step 4: Simplify right side
   2,177.31x = 3,553,352.31
5. Step 5: Solve for x
   x = 3,553,352.31/2,177.31
6. Step 6: Final answer
   x = 1,631.99