Finding the Fourth Proportional to 1,233.35, 1,850.82 and 540.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.35 : 1,850.82 = 540.03 : x
2. Step 2: Convert to fraction form
   1,233.35/1,850.82 = 540.03/x
3. Step 3: Cross multiply
   1,233.35x = 1,850.82 × 540.03
4. Step 4: Simplify right side
   1,233.35x = 999,498.32
5. Step 5: Solve for x
   x = 999,498.32/1,233.35
6. Step 6: Final answer
   x = 810.39