Finding the Fourth Proportional to 2,463.96, 3,696.53 and 820.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,463.96 : 3,696.53 = 820.52 : x
2. Step 2: Convert to fraction form
   2,463.96/3,696.53 = 820.52/x
3. Step 3: Cross multiply
   2,463.96x = 3,696.53 × 820.52
4. Step 4: Simplify right side
   2,463.96x = 3,033,063.45
5. Step 5: Solve for x
   x = 3,033,063.45/2,463.96
6. Step 6: Final answer
   x = 1,230.97