Finding the Fourth Proportional to 111,441.06, 167,204.25 and 67,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,441.06 : 167,204.25 = 67,099.50 : x
2. Step 2: Convert to fraction form
   111,441.06/167,204.25 = 67,099.50/x
3. Step 3: Cross multiply
   111,441.06x = 167,204.25 × 67,099.50
4. Step 4: Simplify right side
   111,441.06x = 11,219,321,572.88
5. Step 5: Solve for x
   x = 11,219,321,572.88/111,441.06
6. Step 6: Final answer
   x = 100,674.94