Finding the Fourth Proportional to 2,499.10, 3,449.46 and 1,503.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.10 : 3,449.46 = 1,503.88 : x
2. Step 2: Convert to fraction form
   2,499.10/3,449.46 = 1,503.88/x
3. Step 3: Cross multiply
   2,499.10x = 3,449.46 × 1,503.88
4. Step 4: Simplify right side
   2,499.10x = 5,187,573.90
5. Step 5: Solve for x
   x = 5,187,573.90/2,499.10
6. Step 6: Final answer
   x = 2,075.78