Finding the Fourth Proportional to 2,428.37, 3,645.49 and 1,607.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,428.37 : 3,645.49 = 1,607.37 : x
2. Step 2: Convert to fraction form
   2,428.37/3,645.49 = 1,607.37/x
3. Step 3: Cross multiply
   2,428.37x = 3,645.49 × 1,607.37
4. Step 4: Simplify right side
   2,428.37x = 5,859,651.26
5. Step 5: Solve for x
   x = 5,859,651.26/2,428.37
6. Step 6: Final answer
   x = 2,413.00