Finding the Fourth Proportional to 2,500.36, 3,450.47 and 1,381.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.36 : 3,450.47 = 1,381.37 : x
2. Step 2: Convert to fraction form
   2,500.36/3,450.47 = 1,381.37/x
3. Step 3: Cross multiply
   2,500.36x = 3,450.47 × 1,381.37
4. Step 4: Simplify right side
   2,500.36x = 4,766,377.46
5. Step 5: Solve for x
   x = 4,766,377.46/2,500.36
6. Step 6: Final answer
   x = 1,906.28