Finding the Fourth Proportional to 2,267.08, 3,128.20 and 1,426.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,267.08 : 3,128.20 = 1,426.32 : x
2. Step 2: Convert to fraction form
   2,267.08/3,128.20 = 1,426.32/x
3. Step 3: Cross multiply
   2,267.08x = 3,128.20 × 1,426.32
4. Step 4: Simplify right side
   2,267.08x = 4,461,814.22
5. Step 5: Solve for x
   x = 4,461,814.22/2,267.08
6. Step 6: Final answer
   x = 1,968.09