Finding the Fourth Proportional to 2,084.75, 2,876.97 and 1,153.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.75 : 2,876.97 = 1,153.25 : x
2. Step 2: Convert to fraction form
   2,084.75/2,876.97 = 1,153.25/x
3. Step 3: Cross multiply
   2,084.75x = 2,876.97 × 1,153.25
4. Step 4: Simplify right side
   2,084.75x = 3,317,859.89
5. Step 5: Solve for x
   x = 3,317,859.89/2,084.75
6. Step 6: Final answer
   x = 1,591.49