Finding the Fourth Proportional to 3,383.89, 5,076.56 and 1,436.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,383.89 : 5,076.56 = 1,436.05 : x
2. Step 2: Convert to fraction form
   3,383.89/5,076.56 = 1,436.05/x
3. Step 3: Cross multiply
   3,383.89x = 5,076.56 × 1,436.05
4. Step 4: Simplify right side
   3,383.89x = 7,290,193.99
5. Step 5: Solve for x
   x = 7,290,193.99/3,383.89
6. Step 6: Final answer
   x = 2,154.38