Finding the Fourth Proportional to 2,611.37, 3,602.48 and 1,616.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.37 : 3,602.48 = 1,616.29 : x
2. Step 2: Convert to fraction form
   2,611.37/3,602.48 = 1,616.29/x
3. Step 3: Cross multiply
   2,611.37x = 3,602.48 × 1,616.29
4. Step 4: Simplify right side
   2,611.37x = 5,822,635.31
5. Step 5: Solve for x
   x = 5,822,635.31/2,611.37
6. Step 6: Final answer
   x = 2,229.72