Finding the Fourth Proportional to 1,483.38, 2,223.59 and 508.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.38 : 2,223.59 = 508.82 : x
2. Step 2: Convert to fraction form
   1,483.38/2,223.59 = 508.82/x
3. Step 3: Cross multiply
   1,483.38x = 2,223.59 × 508.82
4. Step 4: Simplify right side
   1,483.38x = 1,131,393.40
5. Step 5: Solve for x
   x = 1,131,393.40/1,483.38
6. Step 6: Final answer
   x = 762.71