Finding the Fourth Proportional to 2,627.68, 3,942.71 and 984.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.68 : 3,942.71 = 984.35 : x
2. Step 2: Convert to fraction form
   2,627.68/3,942.71 = 984.35/x
3. Step 3: Cross multiply
   2,627.68x = 3,942.71 × 984.35
4. Step 4: Simplify right side
   2,627.68x = 3,881,006.59
5. Step 5: Solve for x
   x = 3,881,006.59/2,627.68
6. Step 6: Final answer
   x = 1,476.97