Finding the Fourth Proportional to 1,354.83, 2,032.59 and 828.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354.83 : 2,032.59 = 828.33 : x
2. Step 2: Convert to fraction form
   1,354.83/2,032.59 = 828.33/x
3. Step 3: Cross multiply
   1,354.83x = 2,032.59 × 828.33
4. Step 4: Simplify right side
   1,354.83x = 1,683,650.76
5. Step 5: Solve for x
   x = 1,683,650.76/1,354.83
6. Step 6: Final answer
   x = 1,242.71