Finding the Fourth Proportional to 3,780.81, 5,667.30 and 2,738.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,780.81 : 5,667.30 = 2,738.24 : x
2. Step 2: Convert to fraction form
   3,780.81/5,667.30 = 2,738.24/x
3. Step 3: Cross multiply
   3,780.81x = 5,667.30 × 2,738.24
4. Step 4: Simplify right side
   3,780.81x = 15,518,420.47
5. Step 5: Solve for x
   x = 15,518,420.47/3,780.81
6. Step 6: Final answer
   x = 4,104.52