Finding the Fourth Proportional to 1,382.74, 1,895.72 and 1,358.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382.74 : 1,895.72 = 1,358.17 : x
2. Step 2: Convert to fraction form
   1,382.74/1,895.72 = 1,358.17/x
3. Step 3: Cross multiply
   1,382.74x = 1,895.72 × 1,358.17
4. Step 4: Simplify right side
   1,382.74x = 2,574,710.03
5. Step 5: Solve for x
   x = 2,574,710.03/1,382.74
6. Step 6: Final answer
   x = 1,862.03