Finding the Fourth Proportional to 2,476.89, 3,716.78 and 938.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.89 : 3,716.78 = 938.97 : x
2. Step 2: Convert to fraction form
   2,476.89/3,716.78 = 938.97/x
3. Step 3: Cross multiply
   2,476.89x = 3,716.78 × 938.97
4. Step 4: Simplify right side
   2,476.89x = 3,489,940.22
5. Step 5: Solve for x
   x = 3,489,940.22/2,476.89
6. Step 6: Final answer
   x = 1,409.00