Finding the Fourth Proportional to 1,606.28, 2,405.34 and 1,019.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606.28 : 2,405.34 = 1,019.48 : x
2. Step 2: Convert to fraction form
   1,606.28/2,405.34 = 1,019.48/x
3. Step 3: Cross multiply
   1,606.28x = 2,405.34 × 1,019.48
4. Step 4: Simplify right side
   1,606.28x = 2,452,184.00
5. Step 5: Solve for x
   x = 2,452,184.00/1,606.28
6. Step 6: Final answer
   x = 1,526.63