Finding the Fourth Proportional to 1,728.84, 2,384.91 and 1,168.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,728.84 : 2,384.91 = 1,168.56 : x
2. Step 2: Convert to fraction form
   1,728.84/2,384.91 = 1,168.56/x
3. Step 3: Cross multiply
   1,728.84x = 2,384.91 × 1,168.56
4. Step 4: Simplify right side
   1,728.84x = 2,786,910.43
5. Step 5: Solve for x
   x = 2,786,910.43/1,728.84
6. Step 6: Final answer
   x = 1,612.01