Finding the Fourth Proportional to 3,485.02, 5,229.86 and 1,926.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485.02 : 5,229.86 = 1,926.18 : x
2. Step 2: Convert to fraction form
   3,485.02/5,229.86 = 1,926.18/x
3. Step 3: Cross multiply
   3,485.02x = 5,229.86 × 1,926.18
4. Step 4: Simplify right side
   3,485.02x = 10,073,651.73
5. Step 5: Solve for x
   x = 10,073,651.73/3,485.02
6. Step 6: Final answer
   x = 2,890.56