Finding the Fourth Proportional to 3,485.03, 5,222.68 and 1,925.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485.03 : 5,222.68 = 1,925.78 : x
2. Step 2: Convert to fraction form
   3,485.03/5,222.68 = 1,925.78/x
3. Step 3: Cross multiply
   3,485.03x = 5,222.68 × 1,925.78
4. Step 4: Simplify right side
   3,485.03x = 10,057,732.69
5. Step 5: Solve for x
   x = 10,057,732.69/3,485.03
6. Step 6: Final answer
   x = 2,885.98