Finding the Fourth Proportional to 2,500.96, 3,450.25 and 1,438.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.96 : 3,450.25 = 1,438.48 : x
2. Step 2: Convert to fraction form
   2,500.96/3,450.25 = 1,438.48/x
3. Step 3: Cross multiply
   2,500.96x = 3,450.25 × 1,438.48
4. Step 4: Simplify right side
   2,500.96x = 4,963,094.23
5. Step 5: Solve for x
   x = 4,963,094.23/2,500.96
6. Step 6: Final answer
   x = 1,984.48