Finding the Fourth Proportional to 1,039.51, 1,434.54 and 597.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039.51 : 1,434.54 = 597.32 : x
2. Step 2: Convert to fraction form
   1,039.51/1,434.54 = 597.32/x
3. Step 3: Cross multiply
   1,039.51x = 1,434.54 × 597.32
4. Step 4: Simplify right side
   1,039.51x = 856,882.91
5. Step 5: Solve for x
   x = 856,882.91/1,039.51
6. Step 6: Final answer
   x = 824.32