Finding the Fourth Proportional to 105,103.82, 144,796.83 and 73,215.02

Step by Step Solution

1. Step 1: Write the proportion equation
   105,103.82 : 144,796.83 = 73,215.02 : x
2. Step 2: Convert to fraction form
   105,103.82/144,796.83 = 73,215.02/x
3. Step 3: Cross multiply
   105,103.82x = 144,796.83 × 73,215.02
4. Step 4: Simplify right side
   105,103.82x = 10,601,302,804.39
5. Step 5: Solve for x
   x = 10,601,302,804.39/105,103.82
6. Step 6: Final answer
   x = 100,865.06