Finding the Fourth Proportional to 3,463.65, 5,196.63 and 1,123.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,463.65 : 5,196.63 = 1,123.73 : x
2. Step 2: Convert to fraction form
   3,463.65/5,196.63 = 1,123.73/x
3. Step 3: Cross multiply
   3,463.65x = 5,196.63 × 1,123.73
4. Step 4: Simplify right side
   3,463.65x = 5,839,609.03
5. Step 5: Solve for x
   x = 5,839,609.03/3,463.65
6. Step 6: Final answer
   x = 1,685.97