Finding the Fourth Proportional to 2,980.08, 4,470.42 and 1,031.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.08 : 4,470.42 = 1,031.82 : x
2. Step 2: Convert to fraction form
   2,980.08/4,470.42 = 1,031.82/x
3. Step 3: Cross multiply
   2,980.08x = 4,470.42 × 1,031.82
4. Step 4: Simplify right side
   2,980.08x = 4,612,668.76
5. Step 5: Solve for x
   x = 4,612,668.76/2,980.08
6. Step 6: Final answer
   x = 1,547.83