Finding the Fourth Proportional to 2,323.69, 3,485.38 and 1,091.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,323.69 : 3,485.38 = 1,091.37 : x
2. Step 2: Convert to fraction form
   2,323.69/3,485.38 = 1,091.37/x
3. Step 3: Cross multiply
   2,323.69x = 3,485.38 × 1,091.37
4. Step 4: Simplify right side
   2,323.69x = 3,803,839.17
5. Step 5: Solve for x
   x = 3,803,839.17/2,323.69
6. Step 6: Final answer
   x = 1,636.98