Finding the Fourth Proportional to 2,784.58, 4,175.96 and 1,140.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.58 : 4,175.96 = 1,140.89 : x
2. Step 2: Convert to fraction form
   2,784.58/4,175.96 = 1,140.89/x
3. Step 3: Cross multiply
   2,784.58x = 4,175.96 × 1,140.89
4. Step 4: Simplify right side
   2,784.58x = 4,764,284.42
5. Step 5: Solve for x
   x = 4,764,284.42/2,784.58
6. Step 6: Final answer
   x = 1,710.95