Finding the Fourth Proportional to 12,300.48, 18,450.66 and 5,723.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.48 : 18,450.66 = 5,723.04 : x
2. Step 2: Convert to fraction form
   12,300.48/18,450.66 = 5,723.04/x
3. Step 3: Cross multiply
   12,300.48x = 18,450.66 × 5,723.04
4. Step 4: Simplify right side
   12,300.48x = 105,593,865.21
5. Step 5: Solve for x
   x = 105,593,865.21/12,300.48
6. Step 6: Final answer
   x = 8,584.53