Finding the Fourth Proportional to 2,585.82, 3,566.04 and 1,688.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585.82 : 3,566.04 = 1,688.72 : x
2. Step 2: Convert to fraction form
   2,585.82/3,566.04 = 1,688.72/x
3. Step 3: Cross multiply
   2,585.82x = 3,566.04 × 1,688.72
4. Step 4: Simplify right side
   2,585.82x = 6,022,043.07
5. Step 5: Solve for x
   x = 6,022,043.07/2,585.82
6. Step 6: Final answer
   x = 2,328.87