Finding the Fourth Proportional to 105,238.78, 157,859.52 and 35,118.09

Step by Step Solution

1. Step 1: Write the proportion equation
   105,238.78 : 157,859.52 = 35,118.09 : x
2. Step 2: Convert to fraction form
   105,238.78/157,859.52 = 35,118.09/x
3. Step 3: Cross multiply
   105,238.78x = 157,859.52 × 35,118.09
4. Step 4: Simplify right side
   105,238.78x = 5,543,724,699.02
5. Step 5: Solve for x
   x = 5,543,724,699.02/105,238.78
6. Step 6: Final answer
   x = 52,677.59