Finding the Fourth Proportional to 2,166.59, 3,249.89 and 1,736.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166.59 : 3,249.89 = 1,736.48 : x
2. Step 2: Convert to fraction form
   2,166.59/3,249.89 = 1,736.48/x
3. Step 3: Cross multiply
   2,166.59x = 3,249.89 × 1,736.48
4. Step 4: Simplify right side
   2,166.59x = 5,643,344.06
5. Step 5: Solve for x
   x = 5,643,344.06/2,166.59
6. Step 6: Final answer
   x = 2,604.72