Finding the Fourth Proportional to 2,329.02, 3,213.57 and 1,384.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329.02 : 3,213.57 = 1,384.86 : x
2. Step 2: Convert to fraction form
   2,329.02/3,213.57 = 1,384.86/x
3. Step 3: Cross multiply
   2,329.02x = 3,213.57 × 1,384.86
4. Step 4: Simplify right side
   2,329.02x = 4,450,344.55
5. Step 5: Solve for x
   x = 4,450,344.55/2,329.02
6. Step 6: Final answer
   x = 1,910.82