Finding the Fourth Proportional to 1,365.57, 2,047.49 and 635.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.57 : 2,047.49 = 635.37 : x
2. Step 2: Convert to fraction form
   1,365.57/2,047.49 = 635.37/x
3. Step 3: Cross multiply
   1,365.57x = 2,047.49 × 635.37
4. Step 4: Simplify right side
   1,365.57x = 1,300,910.54
5. Step 5: Solve for x
   x = 1,300,910.54/1,365.57
6. Step 6: Final answer
   x = 952.65