Finding the Fourth Proportional to 2,660.92, 3,672.72 and 1,599.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660.92 : 3,672.72 = 1,599.31 : x
2. Step 2: Convert to fraction form
   2,660.92/3,672.72 = 1,599.31/x
3. Step 3: Cross multiply
   2,660.92x = 3,672.72 × 1,599.31
4. Step 4: Simplify right side
   2,660.92x = 5,873,817.82
5. Step 5: Solve for x
   x = 5,873,817.82/2,660.92
6. Step 6: Final answer
   x = 2,207.44