Finding the Fourth Proportional to 2,500.13, 3,450.27 and 1,381.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.13 : 3,450.27 = 1,381.25 : x
2. Step 2: Convert to fraction form
   2,500.13/3,450.27 = 1,381.25/x
3. Step 3: Cross multiply
   2,500.13x = 3,450.27 × 1,381.25
4. Step 4: Simplify right side
   2,500.13x = 4,765,685.44
5. Step 5: Solve for x
   x = 4,765,685.44/2,500.13
6. Step 6: Final answer
   x = 1,906.18