Finding the Fourth Proportional to 2,499.96, 3,747.46 and 1,405.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.96 : 3,747.46 = 1,405.24 : x
2. Step 2: Convert to fraction form
   2,499.96/3,747.46 = 1,405.24/x
3. Step 3: Cross multiply
   2,499.96x = 3,747.46 × 1,405.24
4. Step 4: Simplify right side
   2,499.96x = 5,266,080.69
5. Step 5: Solve for x
   x = 5,266,080.69/2,499.96
6. Step 6: Final answer
   x = 2,106.47