Finding the Fourth Proportional to 2,064.86, 2,844.81 and 1,691.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.86 : 2,844.81 = 1,691.85 : x
2. Step 2: Convert to fraction form
   2,064.86/2,844.81 = 1,691.85/x
3. Step 3: Cross multiply
   2,064.86x = 2,844.81 × 1,691.85
4. Step 4: Simplify right side
   2,064.86x = 4,812,991.80
5. Step 5: Solve for x
   x = 4,812,991.80/2,064.86
6. Step 6: Final answer
   x = 2,330.91