Finding the Fourth Proportional to 1,289.79, 1,932.10 and 595.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,289.79 : 1,932.10 = 595.47 : x
2. Step 2: Convert to fraction form
   1,289.79/1,932.10 = 595.47/x
3. Step 3: Cross multiply
   1,289.79x = 1,932.10 × 595.47
4. Step 4: Simplify right side
   1,289.79x = 1,150,504.61
5. Step 5: Solve for x
   x = 1,150,504.61/1,289.79
6. Step 6: Final answer
   x = 892.01