Finding the Fourth Proportional to 1,040.56, 1,437.45 and 832.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040.56 : 1,437.45 = 832.12 : x
2. Step 2: Convert to fraction form
   1,040.56/1,437.45 = 832.12/x
3. Step 3: Cross multiply
   1,040.56x = 1,437.45 × 832.12
4. Step 4: Simplify right side
   1,040.56x = 1,196,130.89
5. Step 5: Solve for x
   x = 1,196,130.89/1,040.56
6. Step 6: Final answer
   x = 1,149.51