Finding the Fourth Proportional to 10,776.74, 16,172.46 and 3,756.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,776.74 : 16,172.46 = 3,756.77 : x
2. Step 2: Convert to fraction form
   10,776.74/16,172.46 = 3,756.77/x
3. Step 3: Cross multiply
   10,776.74x = 16,172.46 × 3,756.77
4. Step 4: Simplify right side
   10,776.74x = 60,756,131.69
5. Step 5: Solve for x
   x = 60,756,131.69/10,776.74
6. Step 6: Final answer
   x = 5,637.71