Finding the Fourth Proportional to 2,084.48, 2,876.56 and 1,140.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.48 : 2,876.56 = 1,140.29 : x
2. Step 2: Convert to fraction form
   2,084.48/2,876.56 = 1,140.29/x
3. Step 3: Cross multiply
   2,084.48x = 2,876.56 × 1,140.29
4. Step 4: Simplify right side
   2,084.48x = 3,280,112.60
5. Step 5: Solve for x
   x = 3,280,112.60/2,084.48
6. Step 6: Final answer
   x = 1,573.59