Finding the Fourth Proportional to 2,522.74, 3,784.34 and 673.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.74 : 3,784.34 = 673.86 : x
2. Step 2: Convert to fraction form
   2,522.74/3,784.34 = 673.86/x
3. Step 3: Cross multiply
   2,522.74x = 3,784.34 × 673.86
4. Step 4: Simplify right side
   2,522.74x = 2,550,115.35
5. Step 5: Solve for x
   x = 2,550,115.35/2,522.74
6. Step 6: Final answer
   x = 1,010.85