Finding the Fourth Proportional to 8,256.50, 12,384.73 and 2,923.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,256.50 : 12,384.73 = 2,923.62 : x
2. Step 2: Convert to fraction form
   8,256.50/12,384.73 = 2,923.62/x
3. Step 3: Cross multiply
   8,256.50x = 12,384.73 × 2,923.62
4. Step 4: Simplify right side
   8,256.50x = 36,208,237.01
5. Step 5: Solve for x
   x = 36,208,237.01/8,256.50
6. Step 6: Final answer
   x = 4,385.42