Finding the Fourth Proportional to 3,775.78, 5,662.72 and 1,694.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,775.78 : 5,662.72 = 1,694.62 : x
2. Step 2: Convert to fraction form
   3,775.78/5,662.72 = 1,694.62/x
3. Step 3: Cross multiply
   3,775.78x = 5,662.72 × 1,694.62
4. Step 4: Simplify right side
   3,775.78x = 9,596,158.57
5. Step 5: Solve for x
   x = 9,596,158.57/3,775.78
6. Step 6: Final answer
   x = 2,541.50