Finding the Fourth Proportional to 300,773.94, 415,040.41 and 173,424.93

Step by Step Solution

1. Step 1: Write the proportion equation
   300,773.94 : 415,040.41 = 173,424.93 : x
2. Step 2: Convert to fraction form
   300,773.94/415,040.41 = 173,424.93/x
3. Step 3: Cross multiply
   300,773.94x = 415,040.41 × 173,424.93
4. Step 4: Simplify right side
   300,773.94x = 71,978,354,051.42
5. Step 5: Solve for x
   x = 71,978,354,051.42/300,773.94
6. Step 6: Final answer
   x = 239,310.47