Finding the Fourth Proportional to 2,751.12, 4,128.63 and 1,364.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,751.12 : 4,128.63 = 1,364.22 : x
2. Step 2: Convert to fraction form
   2,751.12/4,128.63 = 1,364.22/x
3. Step 3: Cross multiply
   2,751.12x = 4,128.63 × 1,364.22
4. Step 4: Simplify right side
   2,751.12x = 5,632,359.62
5. Step 5: Solve for x
   x = 5,632,359.62/2,751.12
6. Step 6: Final answer
   x = 2,047.30