Finding the Fourth Proportional to 2,823.91, 4,234.82 and 974.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,823.91 : 4,234.82 = 974.52 : x
2. Step 2: Convert to fraction form
   2,823.91/4,234.82 = 974.52/x
3. Step 3: Cross multiply
   2,823.91x = 4,234.82 × 974.52
4. Step 4: Simplify right side
   2,823.91x = 4,126,911.91
5. Step 5: Solve for x
   x = 4,126,911.91/2,823.91
6. Step 6: Final answer
   x = 1,461.42