Finding the Fourth Proportional to 2,446.52, 3,667.34 and 986.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,446.52 : 3,667.34 = 986.49 : x
2. Step 2: Convert to fraction form
   2,446.52/3,667.34 = 986.49/x
3. Step 3: Cross multiply
   2,446.52x = 3,667.34 × 986.49
4. Step 4: Simplify right side
   2,446.52x = 3,617,796.70
5. Step 5: Solve for x
   x = 3,617,796.70/2,446.52
6. Step 6: Final answer
   x = 1,478.76