Finding the Fourth Proportional to 2,499.72, 3,743.94 and 1,202.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.72 : 3,743.94 = 1,202.16 : x
2. Step 2: Convert to fraction form
   2,499.72/3,743.94 = 1,202.16/x
3. Step 3: Cross multiply
   2,499.72x = 3,743.94 × 1,202.16
4. Step 4: Simplify right side
   2,499.72x = 4,500,814.91
5. Step 5: Solve for x
   x = 4,500,814.91/2,499.72
6. Step 6: Final answer
   x = 1,800.53