Finding the Fourth Proportional to 40,091.69, 60,166.69 and 17,930.09

Step by Step Solution

1. Step 1: Write the proportion equation
   40,091.69 : 60,166.69 = 17,930.09 : x
2. Step 2: Convert to fraction form
   40,091.69/60,166.69 = 17,930.09/x
3. Step 3: Cross multiply
   40,091.69x = 60,166.69 × 17,930.09
4. Step 4: Simplify right side
   40,091.69x = 1,078,793,821.04
5. Step 5: Solve for x
   x = 1,078,793,821.04/40,091.69
6. Step 6: Final answer
   x = 26,908.17