Finding the Fourth Proportional to 1,371.98, 1,895.00 and 998.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371.98 : 1,895.00 = 998.37 : x
2. Step 2: Convert to fraction form
   1,371.98/1,895.00 = 998.37/x
3. Step 3: Cross multiply
   1,371.98x = 1,895.00 × 998.37
4. Step 4: Simplify right side
   1,371.98x = 1,891,906.16
5. Step 5: Solve for x
   x = 1,891,906.16/1,371.98
6. Step 6: Final answer
   x = 1,378.96