Finding the Fourth Proportional to 245,021.42, 367,040.04 and 111,718.30

Step by Step Solution

1. Step 1: Write the proportion equation
   245,021.42 : 367,040.04 = 111,718.30 : x
2. Step 2: Convert to fraction form
   245,021.42/367,040.04 = 111,718.30/x
3. Step 3: Cross multiply
   245,021.42x = 367,040.04 × 111,718.30
4. Step 4: Simplify right side
   245,021.42x = 41,005,089,300.73
5. Step 5: Solve for x
   x = 41,005,089,300.73/245,021.42
6. Step 6: Final answer
   x = 167,353.08