Finding the Fourth Proportional to 23,059.52, 31,788.96 and 16,424

Step by Step Solution

1. Step 1: Write the proportion equation
   23,059.52 : 31,788.96 = 16,424 : x
2. Step 2: Convert to fraction form
   23,059.52/31,788.96 = 16,424/x
3. Step 3: Cross multiply
   23,059.52x = 31,788.96 × 16,424
4. Step 4: Simplify right side
   23,059.52x = 522,101,879.04
5. Step 5: Solve for x
   x = 522,101,879.04/23,059.52
6. Step 6: Final answer
   x = 22,641.49