Finding the Fourth Proportional to 9,766.65, 14,638.73 and 4,839.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,766.65 : 14,638.73 = 4,839.53 : x
2. Step 2: Convert to fraction form
   9,766.65/14,638.73 = 4,839.53/x
3. Step 3: Cross multiply
   9,766.65x = 14,638.73 × 4,839.53
4. Step 4: Simplify right side
   9,766.65x = 70,844,511.90
5. Step 5: Solve for x
   x = 70,844,511.90/9,766.65
6. Step 6: Final answer
   x = 7,253.72