Finding the Fourth Proportional to 1,531.59, 2,113.54 and 832.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,531.59 : 2,113.54 = 832.96 : x
2. Step 2: Convert to fraction form
   1,531.59/2,113.54 = 832.96/x
3. Step 3: Cross multiply
   1,531.59x = 2,113.54 × 832.96
4. Step 4: Simplify right side
   1,531.59x = 1,760,494.28
5. Step 5: Solve for x
   x = 1,760,494.28/1,531.59
6. Step 6: Final answer
   x = 1,149.46