Finding the Fourth Proportional to 1,597.88, 2,399.04 and 1,053.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.88 : 2,399.04 = 1,053.56 : x
2. Step 2: Convert to fraction form
   1,597.88/2,399.04 = 1,053.56/x
3. Step 3: Cross multiply
   1,597.88x = 2,399.04 × 1,053.56
4. Step 4: Simplify right side
   1,597.88x = 2,527,532.58
5. Step 5: Solve for x
   x = 2,527,532.58/1,597.88
6. Step 6: Final answer
   x = 1,581.80