Finding the Fourth Proportional to 2,064.34, 3,088.75 and 1,228.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.34 : 3,088.75 = 1,228.33 : x
2. Step 2: Convert to fraction form
   2,064.34/3,088.75 = 1,228.33/x
3. Step 3: Cross multiply
   2,064.34x = 3,088.75 × 1,228.33
4. Step 4: Simplify right side
   2,064.34x = 3,793,993.46
5. Step 5: Solve for x
   x = 3,793,993.46/2,064.34
6. Step 6: Final answer
   x = 1,837.87