Finding the Fourth Proportional to 3,669.78, 5,505.93 and 1,073.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669.78 : 5,505.93 = 1,073.10 : x
2. Step 2: Convert to fraction form
   3,669.78/5,505.93 = 1,073.10/x
3. Step 3: Cross multiply
   3,669.78x = 5,505.93 × 1,073.10
4. Step 4: Simplify right side
   3,669.78x = 5,908,413.48
5. Step 5: Solve for x
   x = 5,908,413.48/3,669.78
6. Step 6: Final answer
   x = 1,610.02