Finding the Fourth Proportional to 336,111.73, 504,021.79 and 111,385.33

Step by Step Solution

1. Step 1: Write the proportion equation
   336,111.73 : 504,021.79 = 111,385.33 : x
2. Step 2: Convert to fraction form
   336,111.73/504,021.79 = 111,385.33/x
3. Step 3: Cross multiply
   336,111.73x = 504,021.79 × 111,385.33
4. Step 4: Simplify right side
   336,111.73x = 56,140,630,329.31
5. Step 5: Solve for x
   x = 56,140,630,329.31/336,111.73
6. Step 6: Final answer
   x = 167,029.67