Finding the Fourth Proportional to 2,099.54, 3,144.92 and 1,403.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099.54 : 3,144.92 = 1,403.96 : x
2. Step 2: Convert to fraction form
   2,099.54/3,144.92 = 1,403.96/x
3. Step 3: Cross multiply
   2,099.54x = 3,144.92 × 1,403.96
4. Step 4: Simplify right side
   2,099.54x = 4,415,319.14
5. Step 5: Solve for x
   x = 4,415,319.14/2,099.54
6. Step 6: Final answer
   x = 2,102.99