Finding the Fourth Proportional to 2,071.53, 3,107.33 and 738.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.53 : 3,107.33 = 738.39 : x
2. Step 2: Convert to fraction form
   2,071.53/3,107.33 = 738.39/x
3. Step 3: Cross multiply
   2,071.53x = 3,107.33 × 738.39
4. Step 4: Simplify right side
   2,071.53x = 2,294,413.26
5. Step 5: Solve for x
   x = 2,294,413.26/2,071.53
6. Step 6: Final answer
   x = 1,107.59