Finding the Fourth Proportional to 2,500.19, 3,449.78 and 1,505.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,500.19 : 3,449.78 = 1,505.54 : x
2. Step 2: Convert to fraction form
   2,500.19/3,449.78 = 1,505.54/x
3. Step 3: Cross multiply
   2,500.19x = 3,449.78 × 1,505.54
4. Step 4: Simplify right side
   2,500.19x = 5,193,777.59
5. Step 5: Solve for x
   x = 5,193,777.59/2,500.19
6. Step 6: Final answer
   x = 2,077.35