Finding the Fourth Proportional to 115,426.83, 173,118.37 and 40,529.37

Step by Step Solution

1. Step 1: Write the proportion equation
   115,426.83 : 173,118.37 = 40,529.37 : x
2. Step 2: Convert to fraction form
   115,426.83/173,118.37 = 40,529.37/x
3. Step 3: Cross multiply
   115,426.83x = 173,118.37 × 40,529.37
4. Step 4: Simplify right side
   115,426.83x = 7,016,377,403.29
5. Step 5: Solve for x
   x = 7,016,377,403.29/115,426.83
6. Step 6: Final answer
   x = 60,786.37