Finding the Fourth Proportional to 2,322.29, 3,204.81 and 1,438.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.29 : 3,204.81 = 1,438.17 : x
2. Step 2: Convert to fraction form
   2,322.29/3,204.81 = 1,438.17/x
3. Step 3: Cross multiply
   2,322.29x = 3,204.81 × 1,438.17
4. Step 4: Simplify right side
   2,322.29x = 4,609,061.60
5. Step 5: Solve for x
   x = 4,609,061.60/2,322.29
6. Step 6: Final answer
   x = 1,984.71