Finding the Fourth Proportional to 2,784.03, 4,144.22 and 2,742.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.03 : 4,144.22 = 2,742.50 : x
2. Step 2: Convert to fraction form
   2,784.03/4,144.22 = 2,742.50/x
3. Step 3: Cross multiply
   2,784.03x = 4,144.22 × 2,742.50
4. Step 4: Simplify right side
   2,784.03x = 11,365,523.35
5. Step 5: Solve for x
   x = 11,365,523.35/2,784.03
6. Step 6: Final answer
   x = 4,082.40