Finding the Fourth Proportional to 42,016.68, 57,980.88 and 23,150.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,016.68 : 57,980.88 = 23,150.16 : x
2. Step 2: Convert to fraction form
   42,016.68/57,980.88 = 23,150.16/x
3. Step 3: Cross multiply
   42,016.68x = 57,980.88 × 23,150.16
4. Step 4: Simplify right side
   42,016.68x = 1,342,266,648.94
5. Step 5: Solve for x
   x = 1,342,266,648.94/42,016.68
6. Step 6: Final answer
   x = 31,946.04