Finding the Fourth Proportional to 42,015.38, 57,981.83 and 23,152.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,015.38 : 57,981.83 = 23,152.50 : x
2. Step 2: Convert to fraction form
   42,015.38/57,981.83 = 23,152.50/x
3. Step 3: Cross multiply
   42,015.38x = 57,981.83 × 23,152.50
4. Step 4: Simplify right side
   42,015.38x = 1,342,424,203.31
5. Step 5: Solve for x
   x = 1,342,424,203.31/42,015.38
6. Step 6: Final answer
   x = 31,950.78