Finding the Fourth Proportional to 1,535.37, 2,301.12 and 832.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,535.37 : 2,301.12 = 832.55 : x
2. Step 2: Convert to fraction form
   1,535.37/2,301.12 = 832.55/x
3. Step 3: Cross multiply
   1,535.37x = 2,301.12 × 832.55
4. Step 4: Simplify right side
   1,535.37x = 1,915,803.21
5. Step 5: Solve for x
   x = 1,915,803.21/1,535.37
6. Step 6: Final answer
   x = 1,247.78