Finding the Fourth Proportional to 3,669.35, 5,504.51 and 1,072.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669.35 : 5,504.51 = 1,072.25 : x
2. Step 2: Convert to fraction form
   3,669.35/5,504.51 = 1,072.25/x
3. Step 3: Cross multiply
   3,669.35x = 5,504.51 × 1,072.25
4. Step 4: Simplify right side
   3,669.35x = 5,902,210.85
5. Step 5: Solve for x
   x = 5,902,210.85/3,669.35
6. Step 6: Final answer
   x = 1,608.52