Finding the Fourth Proportional to 1,624.32, 2,424.42 and 1,429.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.32 : 2,424.42 = 1,429.92 : x
2. Step 2: Convert to fraction form
   1,624.32/2,424.42 = 1,429.92/x
3. Step 3: Cross multiply
   1,624.32x = 2,424.42 × 1,429.92
4. Step 4: Simplify right side
   1,624.32x = 3,466,726.65
5. Step 5: Solve for x
   x = 3,466,726.65/1,624.32
6. Step 6: Final answer
   x = 2,134.26