Finding the Fourth Proportional to 2,936.30, 4,404.15 and 988.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,936.30 : 4,404.15 = 988.52 : x
2. Step 2: Convert to fraction form
   2,936.30/4,404.15 = 988.52/x
3. Step 3: Cross multiply
   2,936.30x = 4,404.15 × 988.52
4. Step 4: Simplify right side
   2,936.30x = 4,353,568.34
5. Step 5: Solve for x
   x = 4,353,568.34/2,936.30
6. Step 6: Final answer
   x = 1,482.67