Finding the Fourth Proportional to 111,945.60, 154,484.67 and 60,957.54

Step by Step Solution

1. Step 1: Write the proportion equation
   111,945.60 : 154,484.67 = 60,957.54 : x
2. Step 2: Convert to fraction form
   111,945.60/154,484.67 = 60,957.54/x
3. Step 3: Cross multiply
   111,945.60x = 154,484.67 × 60,957.54
4. Step 4: Simplify right side
   111,945.60x = 9,417,005,450.91
5. Step 5: Solve for x
   x = 9,417,005,450.91/111,945.60
6. Step 6: Final answer
   x = 84,121.26