Finding the Fourth Proportional to 1,369.56, 2,053.38 and 675.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369.56 : 2,053.38 = 675.38 : x
2. Step 2: Convert to fraction form
   1,369.56/2,053.38 = 675.38/x
3. Step 3: Cross multiply
   1,369.56x = 2,053.38 × 675.38
4. Step 4: Simplify right side
   1,369.56x = 1,386,811.78
5. Step 5: Solve for x
   x = 1,386,811.78/1,369.56
6. Step 6: Final answer
   x = 1,012.60