Finding the Fourth Proportional to 1,483.32, 2,046.87 and 853.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.32 : 2,046.87 = 853.82 : x
2. Step 2: Convert to fraction form
   1,483.32/2,046.87 = 853.82/x
3. Step 3: Cross multiply
   1,483.32x = 2,046.87 × 853.82
4. Step 4: Simplify right side
   1,483.32x = 1,747,648.31
5. Step 5: Solve for x
   x = 1,747,648.31/1,483.32
6. Step 6: Final answer
   x = 1,178.20