Finding the Fourth Proportional to 1,622.68, 2,238.69 and 1,063.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,622.68 : 2,238.69 = 1,063.46 : x
2. Step 2: Convert to fraction form
   1,622.68/2,238.69 = 1,063.46/x
3. Step 3: Cross multiply
   1,622.68x = 2,238.69 × 1,063.46
4. Step 4: Simplify right side
   1,622.68x = 2,380,757.27
5. Step 5: Solve for x
   x = 2,380,757.27/1,622.68
6. Step 6: Final answer
   x = 1,467.18