Finding the Fourth Proportional to 105,408.52, 158,111.94 and 43,035.28

Step by Step Solution

1. Step 1: Write the proportion equation
   105,408.52 : 158,111.94 = 43,035.28 : x
2. Step 2: Convert to fraction form
   105,408.52/158,111.94 = 43,035.28/x
3. Step 3: Cross multiply
   105,408.52x = 158,111.94 × 43,035.28
4. Step 4: Simplify right side
   105,408.52x = 6,804,391,609.24
5. Step 5: Solve for x
   x = 6,804,391,609.24/105,408.52
6. Step 6: Final answer
   x = 64,552.58