Finding the Fourth Proportional to 2,775.34, 3,828.72 and 1,712.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,775.34 : 3,828.72 = 1,712.62 : x
2. Step 2: Convert to fraction form
   2,775.34/3,828.72 = 1,712.62/x
3. Step 3: Cross multiply
   2,775.34x = 3,828.72 × 1,712.62
4. Step 4: Simplify right side
   2,775.34x = 6,557,142.45
5. Step 5: Solve for x
   x = 6,557,142.45/2,775.34
6. Step 6: Final answer
   x = 2,362.64