Finding the Fourth Proportional to 2,576.34, 3,864.79 and 932.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576.34 : 3,864.79 = 932.52 : x
2. Step 2: Convert to fraction form
   2,576.34/3,864.79 = 932.52/x
3. Step 3: Cross multiply
   2,576.34x = 3,864.79 × 932.52
4. Step 4: Simplify right side
   2,576.34x = 3,603,996.14
5. Step 5: Solve for x
   x = 3,603,996.14/2,576.34
6. Step 6: Final answer
   x = 1,398.88