Finding the Fourth Proportional to 2,601.67, 3,589.05 and 1,606.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.67 : 3,589.05 = 1,606.58 : x
2. Step 2: Convert to fraction form
   2,601.67/3,589.05 = 1,606.58/x
3. Step 3: Cross multiply
   2,601.67x = 3,589.05 × 1,606.58
4. Step 4: Simplify right side
   2,601.67x = 5,766,095.95
5. Step 5: Solve for x
   x = 5,766,095.95/2,601.67
6. Step 6: Final answer
   x = 2,216.31