Finding the Fourth Proportional to 2,306.72, 3,453.08 and 1,485.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,306.72 : 3,453.08 = 1,485.58 : x
2. Step 2: Convert to fraction form
   2,306.72/3,453.08 = 1,485.58/x
3. Step 3: Cross multiply
   2,306.72x = 3,453.08 × 1,485.58
4. Step 4: Simplify right side
   2,306.72x = 5,129,809.32
5. Step 5: Solve for x
   x = 5,129,809.32/2,306.72
6. Step 6: Final answer
   x = 2,223.86