Finding the Fourth Proportional to 1,624.56, 2,239.83 and 1,064.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.56 : 2,239.83 = 1,064.13 : x
2. Step 2: Convert to fraction form
   1,624.56/2,239.83 = 1,064.13/x
3. Step 3: Cross multiply
   1,624.56x = 2,239.83 × 1,064.13
4. Step 4: Simplify right side
   1,624.56x = 2,383,470.30
5. Step 5: Solve for x
   x = 2,383,470.30/1,624.56
6. Step 6: Final answer
   x = 1,467.15