Finding the Fourth Proportional to 73,969.98, 111,033.93 and 31,870.94

Step by Step Solution

1. Step 1: Write the proportion equation
   73,969.98 : 111,033.93 = 31,870.94 : x
2. Step 2: Convert to fraction form
   73,969.98/111,033.93 = 31,870.94/x
3. Step 3: Cross multiply
   73,969.98x = 111,033.93 × 31,870.94
4. Step 4: Simplify right side
   73,969.98x = 3,538,755,165.82
5. Step 5: Solve for x
   x = 3,538,755,165.82/73,969.98
6. Step 6: Final answer
   x = 47,840.42