Finding the Fourth Proportional to 2,774.34, 4,162.14 and 925.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774.34 : 4,162.14 = 925.65 : x
2. Step 2: Convert to fraction form
   2,774.34/4,162.14 = 925.65/x
3. Step 3: Cross multiply
   2,774.34x = 4,162.14 × 925.65
4. Step 4: Simplify right side
   2,774.34x = 3,852,684.89
5. Step 5: Solve for x
   x = 3,852,684.89/2,774.34
6. Step 6: Final answer
   x = 1,388.69