Finding the Fourth Proportional to 42,640.24, 58,842.50 and 23,519.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,640.24 : 58,842.50 = 23,519.60 : x
2. Step 2: Convert to fraction form
   42,640.24/58,842.50 = 23,519.60/x
3. Step 3: Cross multiply
   42,640.24x = 58,842.50 × 23,519.60
4. Step 4: Simplify right side
   42,640.24x = 1,383,951,945.40
5. Step 5: Solve for x
   x = 1,383,951,945.40/42,640.24
6. Step 6: Final answer
   x = 32,456.48