Finding the Fourth Proportional to 3,719.89, 5,576.42 and 1,845.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,719.89 : 5,576.42 = 1,845.37 : x
2. Step 2: Convert to fraction form
   3,719.89/5,576.42 = 1,845.37/x
3. Step 3: Cross multiply
   3,719.89x = 5,576.42 × 1,845.37
4. Step 4: Simplify right side
   3,719.89x = 10,290,548.95
5. Step 5: Solve for x
   x = 10,290,548.95/3,719.89
6. Step 6: Final answer
   x = 2,766.36