Finding the Fourth Proportional to 9,756.24, 14,636.20 and 3,913.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,756.24 : 14,636.20 = 3,913.30 : x
2. Step 2: Convert to fraction form
   9,756.24/14,636.20 = 3,913.30/x
3. Step 3: Cross multiply
   9,756.24x = 14,636.20 × 3,913.30
4. Step 4: Simplify right side
   9,756.24x = 57,275,841.46
5. Step 5: Solve for x
   x = 57,275,841.46/9,756.24
6. Step 6: Final answer
   x = 5,870.69