Finding the Fourth Proportional to 2,499.16, 3,749.58 and 1,113.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499.16 : 3,749.58 = 1,113.44 : x
2. Step 2: Convert to fraction form
   2,499.16/3,749.58 = 1,113.44/x
3. Step 3: Cross multiply
   2,499.16x = 3,749.58 × 1,113.44
4. Step 4: Simplify right side
   2,499.16x = 4,174,932.36
5. Step 5: Solve for x
   x = 4,174,932.36/2,499.16
6. Step 6: Final answer
   x = 1,670.53