Finding the Fourth Proportional to 2,974.50, 4,461.99 and 922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,974.50 : 4,461.99 = 922.50 : x
2. Step 2: Convert to fraction form
   2,974.50/4,461.99 = 922.50/x
3. Step 3: Cross multiply
   2,974.50x = 4,461.99 × 922.50
4. Step 4: Simplify right side
   2,974.50x = 4,116,185.78
5. Step 5: Solve for x
   x = 4,116,185.78/2,974.50
6. Step 6: Final answer
   x = 1,383.82