Finding the Fourth Proportional to 1,063.08, 1,467.54 and 620.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063.08 : 1,467.54 = 620.82 : x
2. Step 2: Convert to fraction form
   1,063.08/1,467.54 = 620.82/x
3. Step 3: Cross multiply
   1,063.08x = 1,467.54 × 620.82
4. Step 4: Simplify right side
   1,063.08x = 911,078.18
5. Step 5: Solve for x
   x = 911,078.18/1,063.08
6. Step 6: Final answer
   x = 857.02