Finding the Fourth Proportional to 2,507.15, 3,761.17 and 1,047.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507.15 : 3,761.17 = 1,047.33 : x
2. Step 2: Convert to fraction form
   2,507.15/3,761.17 = 1,047.33/x
3. Step 3: Cross multiply
   2,507.15x = 3,761.17 × 1,047.33
4. Step 4: Simplify right side
   2,507.15x = 3,939,183.56
5. Step 5: Solve for x
   x = 3,939,183.56/2,507.15
6. Step 6: Final answer
   x = 1,571.18