Finding the Fourth Proportional to 1,525.83, 2,104.95 and 936.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,525.83 : 2,104.95 = 936.15 : x
2. Step 2: Convert to fraction form
   1,525.83/2,104.95 = 936.15/x
3. Step 3: Cross multiply
   1,525.83x = 2,104.95 × 936.15
4. Step 4: Simplify right side
   1,525.83x = 1,970,548.94
5. Step 5: Solve for x
   x = 1,970,548.94/1,525.83
6. Step 6: Final answer
   x = 1,291.46