Finding the Fourth Proportional to 73,868.50, 101,942.22 and 42,040.36

Step by Step Solution

1. Step 1: Write the proportion equation
   73,868.50 : 101,942.22 = 42,040.36 : x
2. Step 2: Convert to fraction form
   73,868.50/101,942.22 = 42,040.36/x
3. Step 3: Cross multiply
   73,868.50x = 101,942.22 × 42,040.36
4. Step 4: Simplify right side
   73,868.50x = 4,285,687,628.00
5. Step 5: Solve for x
   x = 4,285,687,628.00/73,868.50
6. Step 6: Final answer
   x = 58,017.80