Finding the Fourth Proportional to 2,219.22, 3,065.25 and 1,662.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.22 : 3,065.25 = 1,662.18 : x
2. Step 2: Convert to fraction form
   2,219.22/3,065.25 = 1,662.18/x
3. Step 3: Cross multiply
   2,219.22x = 3,065.25 × 1,662.18
4. Step 4: Simplify right side
   2,219.22x = 5,094,997.25
5. Step 5: Solve for x
   x = 5,094,997.25/2,219.22
6. Step 6: Final answer
   x = 2,295.85