Finding the Fourth Proportional to 1,566.36, 2,164.46 and 1,123.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566.36 : 2,164.46 = 1,123.56 : x
2. Step 2: Convert to fraction form
   1,566.36/2,164.46 = 1,123.56/x
3. Step 3: Cross multiply
   1,566.36x = 2,164.46 × 1,123.56
4. Step 4: Simplify right side
   1,566.36x = 2,431,895.06
5. Step 5: Solve for x
   x = 2,431,895.06/1,566.36
6. Step 6: Final answer
   x = 1,552.58