Finding the Fourth Proportional to 2,504.82, 3,455.48 and 1,665.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.82 : 3,455.48 = 1,665.93 : x
2. Step 2: Convert to fraction form
   2,504.82/3,455.48 = 1,665.93/x
3. Step 3: Cross multiply
   2,504.82x = 3,455.48 × 1,665.93
4. Step 4: Simplify right side
   2,504.82x = 5,756,579.47
5. Step 5: Solve for x
   x = 5,756,579.47/2,504.82
6. Step 6: Final answer
   x = 2,298.20