Finding the Fourth Proportional to 42,016.05, 57,981.96 and 23,153.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,016.05 : 57,981.96 = 23,153.13 : x
2. Step 2: Convert to fraction form
   42,016.05/57,981.96 = 23,153.13/x
3. Step 3: Cross multiply
   42,016.05x = 57,981.96 × 23,153.13
4. Step 4: Simplify right side
   42,016.05x = 1,342,463,857.53
5. Step 5: Solve for x
   x = 1,342,463,857.53/42,016.05
6. Step 6: Final answer
   x = 31,951.22