Finding the Fourth Proportional to 2,776.34, 4,162.46 and 926.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,776.34 : 4,162.46 = 926.37 : x
2. Step 2: Convert to fraction form
   2,776.34/4,162.46 = 926.37/x
3. Step 3: Cross multiply
   2,776.34x = 4,162.46 × 926.37
4. Step 4: Simplify right side
   2,776.34x = 3,855,973.44
5. Step 5: Solve for x
   x = 3,855,973.44/2,776.34
6. Step 6: Final answer
   x = 1,388.87