Finding the Fourth Proportional to 3,642.87, 5,461.05 and 1,333.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642.87 : 5,461.05 = 1,333.83 : x
2. Step 2: Convert to fraction form
   3,642.87/5,461.05 = 1,333.83/x
3. Step 3: Cross multiply
   3,642.87x = 5,461.05 × 1,333.83
4. Step 4: Simplify right side
   3,642.87x = 7,284,112.32
5. Step 5: Solve for x
   x = 7,284,112.32/3,642.87
6. Step 6: Final answer
   x = 1,999.55