Finding the Fourth Proportional to 2,175.05, 3,259.82 and 1,018.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.05 : 3,259.82 = 1,018.25 : x
2. Step 2: Convert to fraction form
   2,175.05/3,259.82 = 1,018.25/x
3. Step 3: Cross multiply
   2,175.05x = 3,259.82 × 1,018.25
4. Step 4: Simplify right side
   2,175.05x = 3,319,306.62
5. Step 5: Solve for x
   x = 3,319,306.62/2,175.05
6. Step 6: Final answer
   x = 1,526.08