Finding the Fourth Proportional to 1,679.30, 2,317.90 and 1,182.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,679.30 : 2,317.90 = 1,182.04 : x
2. Step 2: Convert to fraction form
   1,679.30/2,317.90 = 1,182.04/x
3. Step 3: Cross multiply
   1,679.30x = 2,317.90 × 1,182.04
4. Step 4: Simplify right side
   1,679.30x = 2,739,850.52
5. Step 5: Solve for x
   x = 2,739,850.52/1,679.30
6. Step 6: Final answer
   x = 1,631.54