Finding the Fourth Proportional to 2,335.82, 3,502.69 and 1,239.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,335.82 : 3,502.69 = 1,239.93 : x
2. Step 2: Convert to fraction form
   2,335.82/3,502.69 = 1,239.93/x
3. Step 3: Cross multiply
   2,335.82x = 3,502.69 × 1,239.93
4. Step 4: Simplify right side
   2,335.82x = 4,343,087.31
5. Step 5: Solve for x
   x = 4,343,087.31/2,335.82
6. Step 6: Final answer
   x = 1,859.35