Finding the Fourth Proportional to 3,361.83, 5,042.57 and 1,021.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,361.83 : 5,042.57 = 1,021.82 : x
2. Step 2: Convert to fraction form
   3,361.83/5,042.57 = 1,021.82/x
3. Step 3: Cross multiply
   3,361.83x = 5,042.57 × 1,021.82
4. Step 4: Simplify right side
   3,361.83x = 5,152,624.32
5. Step 5: Solve for x
   x = 5,152,624.32/3,361.83
6. Step 6: Final answer
   x = 1,532.68