Finding the Fourth Proportional to 1,701.34, 2,552.78 and 823.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,701.34 : 2,552.78 = 823.37 : x
2. Step 2: Convert to fraction form
   1,701.34/2,552.78 = 823.37/x
3. Step 3: Cross multiply
   1,701.34x = 2,552.78 × 823.37
4. Step 4: Simplify right side
   1,701.34x = 2,101,871.76
5. Step 5: Solve for x
   x = 2,101,871.76/1,701.34
6. Step 6: Final answer
   x = 1,235.42