Finding the Fourth Proportional to 2,979.37, 4,469.46 and 1,031.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979.37 : 4,469.46 = 1,031.32 : x
2. Step 2: Convert to fraction form
   2,979.37/4,469.46 = 1,031.32/x
3. Step 3: Cross multiply
   2,979.37x = 4,469.46 × 1,031.32
4. Step 4: Simplify right side
   2,979.37x = 4,609,443.49
5. Step 5: Solve for x
   x = 4,609,443.49/2,979.37
6. Step 6: Final answer
   x = 1,547.12