Finding the Fourth Proportional to 8,123.45, 12,183.25 and 3,503.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,123.45 : 12,183.25 = 3,503.93 : x
2. Step 2: Convert to fraction form
   8,123.45/12,183.25 = 3,503.93/x
3. Step 3: Cross multiply
   8,123.45x = 12,183.25 × 3,503.93
4. Step 4: Simplify right side
   8,123.45x = 42,689,255.17
5. Step 5: Solve for x
   x = 42,689,255.17/8,123.45
6. Step 6: Final answer
   x = 5,255.06