Finding the Fourth Proportional to 1,010.52, 1,392.12 and 832.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010.52 : 1,392.12 = 832.32 : x
2. Step 2: Convert to fraction form
   1,010.52/1,392.12 = 832.32/x
3. Step 3: Cross multiply
   1,010.52x = 1,392.12 × 832.32
4. Step 4: Simplify right side
   1,010.52x = 1,158,689.32
5. Step 5: Solve for x
   x = 1,158,689.32/1,010.52
6. Step 6: Final answer
   x = 1,146.63