Finding the Fourth Proportional to 1,608.99, 2,411.56 and 829.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,608.99 : 2,411.56 = 829.37 : x
2. Step 2: Convert to fraction form
   1,608.99/2,411.56 = 829.37/x
3. Step 3: Cross multiply
   1,608.99x = 2,411.56 × 829.37
4. Step 4: Simplify right side
   1,608.99x = 2,000,061.39
5. Step 5: Solve for x
   x = 2,000,061.39/1,608.99
6. Step 6: Final answer
   x = 1,243.05