Finding the Fourth Proportional to 806.06, 1,112.52 and 456.82

Step by Step Solution

1. Step 1: Write the proportion equation
   806.06 : 1,112.52 = 456.82 : x
2. Step 2: Convert to fraction form
   806.06/1,112.52 = 456.82/x
3. Step 3: Cross multiply
   806.06x = 1,112.52 × 456.82
4. Step 4: Simplify right side
   806.06x = 508,221.39
5. Step 5: Solve for x
   x = 508,221.39/806.06
6. Step 6: Final answer
   x = 630.50