Finding the Fourth Proportional to 111,123.99, 166,694.49 and 47,945.61

Step by Step Solution

1. Step 1: Write the proportion equation
   111,123.99 : 166,694.49 = 47,945.61 : x
2. Step 2: Convert to fraction form
   111,123.99/166,694.49 = 47,945.61/x
3. Step 3: Cross multiply
   111,123.99x = 166,694.49 × 47,945.61
4. Step 4: Simplify right side
   111,123.99x = 7,992,269,006.69
5. Step 5: Solve for x
   x = 7,992,269,006.69/111,123.99
6. Step 6: Final answer
   x = 71,922.08