Finding the Fourth Proportional to 1,063.72, 1,467.92 and 591.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063.72 : 1,467.92 = 591.62 : x
2. Step 2: Convert to fraction form
   1,063.72/1,467.92 = 591.62/x
3. Step 3: Cross multiply
   1,063.72x = 1,467.92 × 591.62
4. Step 4: Simplify right side
   1,063.72x = 868,447.03
5. Step 5: Solve for x
   x = 868,447.03/1,063.72
6. Step 6: Final answer
   x = 816.42