Finding the Fourth Proportional to 1,419.26, 2,128.52 and 597.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419.26 : 2,128.52 = 597.56 : x
2. Step 2: Convert to fraction form
   1,419.26/2,128.52 = 597.56/x
3. Step 3: Cross multiply
   1,419.26x = 2,128.52 × 597.56
4. Step 4: Simplify right side
   1,419.26x = 1,271,904.78
5. Step 5: Solve for x
   x = 1,271,904.78/1,419.26
6. Step 6: Final answer
   x = 896.18