Finding the Fourth Proportional to 2,059.27, 3,089.68 and 1,238.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.27 : 3,089.68 = 1,238.13 : x
2. Step 2: Convert to fraction form
   2,059.27/3,089.68 = 1,238.13/x
3. Step 3: Cross multiply
   2,059.27x = 3,089.68 × 1,238.13
4. Step 4: Simplify right side
   2,059.27x = 3,825,422.40
5. Step 5: Solve for x
   x = 3,825,422.40/2,059.27
6. Step 6: Final answer
   x = 1,857.66