Finding the Fourth Proportional to 2,601.72, 3,592.26 and 1,608.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.72 : 3,592.26 = 1,608.36 : x
2. Step 2: Convert to fraction form
   2,601.72/3,592.26 = 1,608.36/x
3. Step 3: Cross multiply
   2,601.72x = 3,592.26 × 1,608.36
4. Step 4: Simplify right side
   2,601.72x = 5,777,647.29
5. Step 5: Solve for x
   x = 5,777,647.29/2,601.72
6. Step 6: Final answer
   x = 2,220.70