Finding the Fourth Proportional to 2,936.67, 4,404.07 and 988.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936.67 : 4,404.07 = 988.41 : x
2. Step 2: Convert to fraction form
   2,936.67/4,404.07 = 988.41/x
3. Step 3: Cross multiply
   2,936.67x = 4,404.07 × 988.41
4. Step 4: Simplify right side
   2,936.67x = 4,353,026.83
5. Step 5: Solve for x
   x = 4,353,026.83/2,936.67
6. Step 6: Final answer
   x = 1,482.30