Finding the Fourth Proportional to 2,500.48, 3,450.88 and 1,505.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.48 : 3,450.88 = 1,505.92 : x
2. Step 2: Convert to fraction form
   2,500.48/3,450.88 = 1,505.92/x
3. Step 3: Cross multiply
   2,500.48x = 3,450.88 × 1,505.92
4. Step 4: Simplify right side
   2,500.48x = 5,196,749.21
5. Step 5: Solve for x
   x = 5,196,749.21/2,500.48
6. Step 6: Final answer
   x = 2,078.30