Finding the Fourth Proportional to 3,738.76, 5,158.59 and 2,412.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,738.76 : 5,158.59 = 2,412.23 : x
2. Step 2: Convert to fraction form
   3,738.76/5,158.59 = 2,412.23/x
3. Step 3: Cross multiply
   3,738.76x = 5,158.59 × 2,412.23
4. Step 4: Simplify right side
   3,738.76x = 12,443,699.73
5. Step 5: Solve for x
   x = 12,443,699.73/3,738.76
6. Step 6: Final answer
   x = 3,328.30