Finding the Fourth Proportional to 2,072.75, 2,860.53 and 1,141.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.75 : 2,860.53 = 1,141.25 : x
2. Step 2: Convert to fraction form
   2,072.75/2,860.53 = 1,141.25/x
3. Step 3: Cross multiply
   2,072.75x = 2,860.53 × 1,141.25
4. Step 4: Simplify right side
   2,072.75x = 3,264,579.86
5. Step 5: Solve for x
   x = 3,264,579.86/2,072.75
6. Step 6: Final answer
   x = 1,575.00