Finding the Fourth Proportional to 2,007.42, 3,009.83 and 1,083.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.42 : 3,009.83 = 1,083.63 : x
2. Step 2: Convert to fraction form
   2,007.42/3,009.83 = 1,083.63/x
3. Step 3: Cross multiply
   2,007.42x = 3,009.83 × 1,083.63
4. Step 4: Simplify right side
   2,007.42x = 3,261,531.02
5. Step 5: Solve for x
   x = 3,261,531.02/2,007.42
6. Step 6: Final answer
   x = 1,624.74