Finding the Fourth Proportional to 2,496.42, 3,446.54 and 2,219.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.42 : 3,446.54 = 2,219.65 : x
2. Step 2: Convert to fraction form
   2,496.42/3,446.54 = 2,219.65/x
3. Step 3: Cross multiply
   2,496.42x = 3,446.54 × 2,219.65
4. Step 4: Simplify right side
   2,496.42x = 7,650,112.51
5. Step 5: Solve for x
   x = 7,650,112.51/2,496.42
6. Step 6: Final answer
   x = 3,064.43