Finding the Fourth Proportional to 11,845.73, 17,769.05 and 3,080.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,845.73 : 17,769.05 = 3,080.42 : x
2. Step 2: Convert to fraction form
   11,845.73/17,769.05 = 3,080.42/x
3. Step 3: Cross multiply
   11,845.73x = 17,769.05 × 3,080.42
4. Step 4: Simplify right side
   11,845.73x = 54,736,137.00
5. Step 5: Solve for x
   x = 54,736,137.00/11,845.73
6. Step 6: Final answer
   x = 4,620.75