Finding the Fourth Proportional to 3,342.36, 5,010.15 and 1,149.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,342.36 : 5,010.15 = 1,149.69 : x
2. Step 2: Convert to fraction form
   3,342.36/5,010.15 = 1,149.69/x
3. Step 3: Cross multiply
   3,342.36x = 5,010.15 × 1,149.69
4. Step 4: Simplify right side
   3,342.36x = 5,760,142.45
5. Step 5: Solve for x
   x = 5,760,142.45/3,342.36
6. Step 6: Final answer
   x = 1,723.37