Finding the Fourth Proportional to 2,616.02, 3,607.98 and 2,300.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.02 : 3,607.98 = 2,300.61 : x
2. Step 2: Convert to fraction form
   2,616.02/3,607.98 = 2,300.61/x
3. Step 3: Cross multiply
   2,616.02x = 3,607.98 × 2,300.61
4. Step 4: Simplify right side
   2,616.02x = 8,300,554.87
5. Step 5: Solve for x
   x = 8,300,554.87/2,616.02
6. Step 6: Final answer
   x = 3,172.97