Finding the Fourth Proportional to 42,011.09, 57,976.38 and 23,148.23

Step by Step Solution

1. Step 1: Write the proportion equation
   42,011.09 : 57,976.38 = 23,148.23 : x
2. Step 2: Convert to fraction form
   42,011.09/57,976.38 = 23,148.23/x
3. Step 3: Cross multiply
   42,011.09x = 57,976.38 × 23,148.23
4. Step 4: Simplify right side
   42,011.09x = 1,342,050,578.81
5. Step 5: Solve for x
   x = 1,342,050,578.81/42,011.09
6. Step 6: Final answer
   x = 31,945.15