Finding the Fourth Proportional to 111,408.48, 167,086.72 and 52,187.84

Step by Step Solution

1. Step 1: Write the proportion equation
   111,408.48 : 167,086.72 = 52,187.84 : x
2. Step 2: Convert to fraction form
   111,408.48/167,086.72 = 52,187.84/x
3. Step 3: Cross multiply
   111,408.48x = 167,086.72 × 52,187.84
4. Step 4: Simplify right side
   111,408.48x = 8,719,895,009.48
5. Step 5: Solve for x
   x = 8,719,895,009.48/111,408.48
6. Step 6: Final answer
   x = 78,269.58