Finding the Fourth Proportional to 2,616.17, 3,603.76 and 2,236.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616.17 : 3,603.76 = 2,236.82 : x
2. Step 2: Convert to fraction form
   2,616.17/3,603.76 = 2,236.82/x
3. Step 3: Cross multiply
   2,616.17x = 3,603.76 × 2,236.82
4. Step 4: Simplify right side
   2,616.17x = 8,060,938.83
5. Step 5: Solve for x
   x = 8,060,938.83/2,616.17
6. Step 6: Final answer
   x = 3,081.20