Finding the Fourth Proportional to 10,756.71, 16,136.19 and 2,965.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,756.71 : 16,136.19 = 2,965.50 : x
2. Step 2: Convert to fraction form
   10,756.71/16,136.19 = 2,965.50/x
3. Step 3: Cross multiply
   10,756.71x = 16,136.19 × 2,965.50
4. Step 4: Simplify right side
   10,756.71x = 47,851,871.45
5. Step 5: Solve for x
   x = 47,851,871.45/10,756.71
6. Step 6: Final answer
   x = 4,448.56