Finding the Fourth Proportional to 2,566.69, 3,540.61 and 1,725.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.69 : 3,540.61 = 1,725.91 : x
2. Step 2: Convert to fraction form
   2,566.69/3,540.61 = 1,725.91/x
3. Step 3: Cross multiply
   2,566.69x = 3,540.61 × 1,725.91
4. Step 4: Simplify right side
   2,566.69x = 6,110,767.51
5. Step 5: Solve for x
   x = 6,110,767.51/2,566.69
6. Step 6: Final answer
   x = 2,380.80