Finding the Fourth Proportional to 42,016.31, 63,049.07 and 23,311.99

Step by Step Solution

1. Step 1: Write the proportion equation
   42,016.31 : 63,049.07 = 23,311.99 : x
2. Step 2: Convert to fraction form
   42,016.31/63,049.07 = 23,311.99/x
3. Step 3: Cross multiply
   42,016.31x = 63,049.07 × 23,311.99
4. Step 4: Simplify right side
   42,016.31x = 1,469,799,289.35
5. Step 5: Solve for x
   x = 1,469,799,289.35/42,016.31
6. Step 6: Final answer
   x = 34,981.64