Finding the Fourth Proportional to 2,346.42, 3,238.04 and 1,298.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.42 : 3,238.04 = 1,298.48 : x
2. Step 2: Convert to fraction form
   2,346.42/3,238.04 = 1,298.48/x
3. Step 3: Cross multiply
   2,346.42x = 3,238.04 × 1,298.48
4. Step 4: Simplify right side
   2,346.42x = 4,204,530.18
5. Step 5: Solve for x
   x = 4,204,530.18/2,346.42
6. Step 6: Final answer
   x = 1,791.89