Finding the Fourth Proportional to 1,371.87, 1,893.98 and 875.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371.87 : 1,893.98 = 875.27 : x
2. Step 2: Convert to fraction form
   1,371.87/1,893.98 = 875.27/x
3. Step 3: Cross multiply
   1,371.87x = 1,893.98 × 875.27
4. Step 4: Simplify right side
   1,371.87x = 1,657,750.80
5. Step 5: Solve for x
   x = 1,657,750.80/1,371.87
6. Step 6: Final answer
   x = 1,208.39