Finding the Fourth Proportional to 1,413.47, 2,111.83 and 1,365.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413.47 : 2,111.83 = 1,365.02 : x
2. Step 2: Convert to fraction form
   1,413.47/2,111.83 = 1,365.02/x
3. Step 3: Cross multiply
   1,413.47x = 2,111.83 × 1,365.02
4. Step 4: Simplify right side
   1,413.47x = 2,882,691.81
5. Step 5: Solve for x
   x = 2,882,691.81/1,413.47
6. Step 6: Final answer
   x = 2,039.45