Finding the Fourth Proportional to 2,469.31, 3,704.72 and 988.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,469.31 : 3,704.72 = 988.53 : x
2. Step 2: Convert to fraction form
   2,469.31/3,704.72 = 988.53/x
3. Step 3: Cross multiply
   2,469.31x = 3,704.72 × 988.53
4. Step 4: Simplify right side
   2,469.31x = 3,662,211.73
5. Step 5: Solve for x
   x = 3,662,211.73/2,469.31
6. Step 6: Final answer
   x = 1,483.09