Finding the Fourth Proportional to 3,784.67, 5,222.91 and 2,083.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,784.67 : 5,222.91 = 2,083.17 : x
2. Step 2: Convert to fraction form
   3,784.67/5,222.91 = 2,083.17/x
3. Step 3: Cross multiply
   3,784.67x = 5,222.91 × 2,083.17
4. Step 4: Simplify right side
   3,784.67x = 10,880,209.42
5. Step 5: Solve for x
   x = 10,880,209.42/3,784.67
6. Step 6: Final answer
   x = 2,874.81