Finding the Fourth Proportional to 2,091.62, 2,887.04 and 1,674.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.62 : 2,887.04 = 1,674.88 : x
2. Step 2: Convert to fraction form
   2,091.62/2,887.04 = 1,674.88/x
3. Step 3: Cross multiply
   2,091.62x = 2,887.04 × 1,674.88
4. Step 4: Simplify right side
   2,091.62x = 4,835,442.52
5. Step 5: Solve for x
   x = 4,835,442.52/2,091.62
6. Step 6: Final answer
   x = 2,311.81