Finding the Fourth Proportional to 2,084.58, 3,121.47 and 1,650.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.58 : 3,121.47 = 1,650.42 : x
2. Step 2: Convert to fraction form
   2,084.58/3,121.47 = 1,650.42/x
3. Step 3: Cross multiply
   2,084.58x = 3,121.47 × 1,650.42
4. Step 4: Simplify right side
   2,084.58x = 5,151,736.52
5. Step 5: Solve for x
   x = 5,151,736.52/2,084.58
6. Step 6: Final answer
   x = 2,471.35