Finding the Fourth Proportional to 301,100.58, 415,400.25 and 173,751.57

Step by Step Solution

1. Step 1: Write the proportion equation
   301,100.58 : 415,400.25 = 173,751.57 : x
2. Step 2: Convert to fraction form
   301,100.58/415,400.25 = 173,751.57/x
3. Step 3: Cross multiply
   301,100.58x = 415,400.25 × 173,751.57
4. Step 4: Simplify right side
   301,100.58x = 72,176,445,615.89
5. Step 5: Solve for x
   x = 72,176,445,615.89/301,100.58
6. Step 6: Final answer
   x = 239,708.76