Finding the Fourth Proportional to 2,343.50, 3,514.88 and 783.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,343.50 : 3,514.88 = 783.49 : x
2. Step 2: Convert to fraction form
   2,343.50/3,514.88 = 783.49/x
3. Step 3: Cross multiply
   2,343.50x = 3,514.88 × 783.49
4. Step 4: Simplify right side
   2,343.50x = 2,753,866.50
5. Step 5: Solve for x
   x = 2,753,866.50/2,343.50
6. Step 6: Final answer
   x = 1,175.11