Finding the Fourth Proportional to 3,434.38, 5,150.96 and 1,242.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,434.38 : 5,150.96 = 1,242.52 : x
2. Step 2: Convert to fraction form
   3,434.38/5,150.96 = 1,242.52/x
3. Step 3: Cross multiply
   3,434.38x = 5,150.96 × 1,242.52
4. Step 4: Simplify right side
   3,434.38x = 6,400,170.82
5. Step 5: Solve for x
   x = 6,400,170.82/3,434.38
6. Step 6: Final answer
   x = 1,863.56