Finding the Fourth Proportional to 2,329.58, 3,214.12 and 1,384.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329.58 : 3,214.12 = 1,384.89 : x
2. Step 2: Convert to fraction form
   2,329.58/3,214.12 = 1,384.89/x
3. Step 3: Cross multiply
   2,329.58x = 3,214.12 × 1,384.89
4. Step 4: Simplify right side
   2,329.58x = 4,451,186.58
5. Step 5: Solve for x
   x = 4,451,186.58/2,329.58
6. Step 6: Final answer
   x = 1,910.73