Finding the Fourth Proportional to 2,419.08, 3,622.72 and 2,185.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.08 : 3,622.72 = 2,185.34 : x
2. Step 2: Convert to fraction form
   2,419.08/3,622.72 = 2,185.34/x
3. Step 3: Cross multiply
   2,419.08x = 3,622.72 × 2,185.34
4. Step 4: Simplify right side
   2,419.08x = 7,916,874.92
5. Step 5: Solve for x
   x = 7,916,874.92/2,419.08
6. Step 6: Final answer
   x = 3,272.68