Finding the Fourth Proportional to 2,522.90, 3,784.29 and 673.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.90 : 3,784.29 = 673.94 : x
2. Step 2: Convert to fraction form
   2,522.90/3,784.29 = 673.94/x
3. Step 3: Cross multiply
   2,522.90x = 3,784.29 × 673.94
4. Step 4: Simplify right side
   2,522.90x = 2,550,384.40
5. Step 5: Solve for x
   x = 2,550,384.40/2,522.90
6. Step 6: Final answer
   x = 1,010.89