Finding the Fourth Proportional to 2,610.30, 3,915.32 and 662.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,610.30 : 3,915.32 = 662.52 : x
2. Step 2: Convert to fraction form
   2,610.30/3,915.32 = 662.52/x
3. Step 3: Cross multiply
   2,610.30x = 3,915.32 × 662.52
4. Step 4: Simplify right side
   2,610.30x = 2,593,974.49
5. Step 5: Solve for x
   x = 2,593,974.49/2,610.30
6. Step 6: Final answer
   x = 993.75