Finding the Fourth Proportional to 2,499.45, 3,449.35 and 1,437.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.45 : 3,449.35 = 1,437.56 : x
2. Step 2: Convert to fraction form
   2,499.45/3,449.35 = 1,437.56/x
3. Step 3: Cross multiply
   2,499.45x = 3,449.35 × 1,437.56
4. Step 4: Simplify right side
   2,499.45x = 4,958,623.15
5. Step 5: Solve for x
   x = 4,958,623.15/2,499.45
6. Step 6: Final answer
   x = 1,983.89