Finding the Fourth Proportional to 105,507.15, 158,262.41 and 34,429.51

Step by Step Solution

1. Step 1: Write the proportion equation
   105,507.15 : 158,262.41 = 34,429.51 : x
2. Step 2: Convert to fraction form
   105,507.15/158,262.41 = 34,429.51/x
3. Step 3: Cross multiply
   105,507.15x = 158,262.41 × 34,429.51
4. Step 4: Simplify right side
   105,507.15x = 5,448,897,227.72
5. Step 5: Solve for x
   x = 5,448,897,227.72/105,507.15
6. Step 6: Final answer
   x = 51,644.81