Finding the Fourth Proportional to 10,817.55, 16,223.90 and 4,968.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,817.55 : 16,223.90 = 4,968.54 : x
2. Step 2: Convert to fraction form
   10,817.55/16,223.90 = 4,968.54/x
3. Step 3: Cross multiply
   10,817.55x = 16,223.90 × 4,968.54
4. Step 4: Simplify right side
   10,817.55x = 80,609,071.26
5. Step 5: Solve for x
   x = 80,609,071.26/10,817.55
6. Step 6: Final answer
   x = 7,451.69