Finding the Fourth Proportional to 42,040.24, 58,015.94 and 23,178.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,040.24 : 58,015.94 = 23,178.04 : x
2. Step 2: Convert to fraction form
   42,040.24/58,015.94 = 23,178.04/x
3. Step 3: Cross multiply
   42,040.24x = 58,015.94 × 23,178.04
4. Step 4: Simplify right side
   42,040.24x = 1,344,695,777.96
5. Step 5: Solve for x
   x = 1,344,695,777.96/42,040.24
6. Step 6: Final answer
   x = 31,985.92