Finding the Fourth Proportional to 105,623.33, 158,418.42 and 34,545.39

Step by Step Solution

1. Step 1: Write the proportion equation
   105,623.33 : 158,418.42 = 34,545.39 : x
2. Step 2: Convert to fraction form
   105,623.33/158,418.42 = 34,545.39/x
3. Step 3: Cross multiply
   105,623.33x = 158,418.42 × 34,545.39
4. Step 4: Simplify right side
   105,623.33x = 5,472,625,378.47
5. Step 5: Solve for x
   x = 5,472,625,378.47/105,623.33
6. Step 6: Final answer
   x = 51,812.66