Finding the Fourth Proportional to 1,623.43, 2,240.71 and 1,063.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,623.43 : 2,240.71 = 1,063.58 : x
2. Step 2: Convert to fraction form
   1,623.43/2,240.71 = 1,063.58/x
3. Step 3: Cross multiply
   1,623.43x = 2,240.71 × 1,063.58
4. Step 4: Simplify right side
   1,623.43x = 2,383,172.34
5. Step 5: Solve for x
   x = 2,383,172.34/1,623.43
6. Step 6: Final answer
   x = 1,467.99