Finding the Fourth Proportional to 16,434.56, 24,640.30 and 5,758.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,434.56 : 24,640.30 = 5,758.31 : x
2. Step 2: Convert to fraction form
   16,434.56/24,640.30 = 5,758.31/x
3. Step 3: Cross multiply
   16,434.56x = 24,640.30 × 5,758.31
4. Step 4: Simplify right side
   16,434.56x = 141,886,333.90
5. Step 5: Solve for x
   x = 141,886,333.90/16,434.56
6. Step 6: Final answer
   x = 8,633.41