Finding the Fourth Proportional to 4,128.42, 5,697.24 and 2,240.00

Step by Step Solution

1. Step 1: Write the proportion equation
   4,128.42 : 5,697.24 = 2,240.00 : x
2. Step 2: Convert to fraction form
   4,128.42/5,697.24 = 2,240.00/x
3. Step 3: Cross multiply
   4,128.42x = 5,697.24 × 2,240.00
4. Step 4: Simplify right side
   4,128.42x = 12,761,834.13
5. Step 5: Solve for x
   x = 12,761,834.13/4,128.42
6. Step 6: Final answer
   x = 3,091.22