Finding the Fourth Proportional to 3,561.83, 5,345.58 and 2,003.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.83 : 5,345.58 = 2,003.39 : x
2. Step 2: Convert to fraction form
   3,561.83/5,345.58 = 2,003.39/x
3. Step 3: Cross multiply
   3,561.83x = 5,345.58 × 2,003.39
4. Step 4: Simplify right side
   3,561.83x = 10,709,271.50
5. Step 5: Solve for x
   x = 10,709,271.50/3,561.83
6. Step 6: Final answer
   x = 3,006.68