Finding the Fourth Proportional to 42,016.50, 57,982.05 and 22,896.45

Step by Step Solution

1. Step 1: Write the proportion equation
   42,016.50 : 57,982.05 = 22,896.45 : x
2. Step 2: Convert to fraction form
   42,016.50/57,982.05 = 22,896.45/x
3. Step 3: Cross multiply
   42,016.50x = 57,982.05 × 22,896.45
4. Step 4: Simplify right side
   42,016.50x = 1,327,583,108.72
5. Step 5: Solve for x
   x = 1,327,583,108.72/42,016.50
6. Step 6: Final answer
   x = 31,596.71