Finding the Fourth Proportional to 2,500.22, 3,450.32 and 1,381.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.22 : 3,450.32 = 1,381.15 : x
2. Step 2: Convert to fraction form
   2,500.22/3,450.32 = 1,381.15/x
3. Step 3: Cross multiply
   2,500.22x = 3,450.32 × 1,381.15
4. Step 4: Simplify right side
   2,500.22x = 4,765,402.56
5. Step 5: Solve for x
   x = 4,765,402.56/2,500.22
6. Step 6: Final answer
   x = 1,906.00