Finding the Fourth Proportional to 2,302.72, 3,452.16 and 1,657.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,302.72 : 3,452.16 = 1,657.60 : x
2. Step 2: Convert to fraction form
   2,302.72/3,452.16 = 1,657.60/x
3. Step 3: Cross multiply
   2,302.72x = 3,452.16 × 1,657.60
4. Step 4: Simplify right side
   2,302.72x = 5,722,300.42
5. Step 5: Solve for x
   x = 5,722,300.42/2,302.72
6. Step 6: Final answer
   x = 2,485.02