Finding the Fourth Proportional to 2,346.79, 3,238.23 and 1,338.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.79 : 3,238.23 = 1,338.33 : x
2. Step 2: Convert to fraction form
   2,346.79/3,238.23 = 1,338.33/x
3. Step 3: Cross multiply
   2,346.79x = 3,238.23 × 1,338.33
4. Step 4: Simplify right side
   2,346.79x = 4,333,825.35
5. Step 5: Solve for x
   x = 4,333,825.35/2,346.79
6. Step 6: Final answer
   x = 1,846.71