Finding the Fourth Proportional to 2,419.16, 3,337.86 and 1,424.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.16 : 3,337.86 = 1,424.48 : x
2. Step 2: Convert to fraction form
   2,419.16/3,337.86 = 1,424.48/x
3. Step 3: Cross multiply
   2,419.16x = 3,337.86 × 1,424.48
4. Step 4: Simplify right side
   2,419.16x = 4,754,714.81
5. Step 5: Solve for x
   x = 4,754,714.81/2,419.16
6. Step 6: Final answer
   x = 1,965.44