Finding the Fourth Proportional to 111,928.73, 154,461.38 and 60,940.67

Step by Step Solution

1. Step 1: Write the proportion equation
   111,928.73 : 154,461.38 = 60,940.67 : x
2. Step 2: Convert to fraction form
   111,928.73/154,461.38 = 60,940.67/x
3. Step 3: Cross multiply
   111,928.73x = 154,461.38 × 60,940.67
4. Step 4: Simplify right side
   111,928.73x = 9,412,978,909.31
5. Step 5: Solve for x
   x = 9,412,978,909.31/111,928.73
6. Step 6: Final answer
   x = 84,097.97