Finding the Fourth Proportional to 2,631.82, 3,612.83 and 2,607.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631.82 : 3,612.83 = 2,607.22 : x
2. Step 2: Convert to fraction form
   2,631.82/3,612.83 = 2,607.22/x
3. Step 3: Cross multiply
   2,631.82x = 3,612.83 × 2,607.22
4. Step 4: Simplify right side
   2,631.82x = 9,419,442.63
5. Step 5: Solve for x
   x = 9,419,442.63/2,631.82
6. Step 6: Final answer
   x = 3,579.06