Finding the Fourth Proportional to 1,063.60, 1,467.69 and 591.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063.60 : 1,467.69 = 591.49 : x
2. Step 2: Convert to fraction form
   1,063.60/1,467.69 = 591.49/x
3. Step 3: Cross multiply
   1,063.60x = 1,467.69 × 591.49
4. Step 4: Simplify right side
   1,063.60x = 868,123.96
5. Step 5: Solve for x
   x = 868,123.96/1,063.60
6. Step 6: Final answer
   x = 816.21