Finding the Fourth Proportional to 2,349.40, 3,238.71 and 1,788.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,349.40 : 3,238.71 = 1,788.89 : x
2. Step 2: Convert to fraction form
   2,349.40/3,238.71 = 1,788.89/x
3. Step 3: Cross multiply
   2,349.40x = 3,238.71 × 1,788.89
4. Step 4: Simplify right side
   2,349.40x = 5,793,695.93
5. Step 5: Solve for x
   x = 5,793,695.93/2,349.40
6. Step 6: Final answer
   x = 2,466.03