Finding the Fourth Proportional to 42,007.54, 57,970.41 and 23,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,007.54 : 57,970.41 = 23,144.50 : x
2. Step 2: Convert to fraction form
   42,007.54/57,970.41 = 23,144.50/x
3. Step 3: Cross multiply
   42,007.54x = 57,970.41 × 23,144.50
4. Step 4: Simplify right side
   42,007.54x = 1,341,696,154.25
5. Step 5: Solve for x
   x = 1,341,696,154.25/42,007.54
6. Step 6: Final answer
   x = 31,939.41