Finding the Fourth Proportional to 10,776.06, 16,164.55 and 3,756.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,776.06 : 16,164.55 = 3,756.78 : x
2. Step 2: Convert to fraction form
   10,776.06/16,164.55 = 3,756.78/x
3. Step 3: Cross multiply
   10,776.06x = 16,164.55 × 3,756.78
4. Step 4: Simplify right side
   10,776.06x = 60,726,657.56
5. Step 5: Solve for x
   x = 60,726,657.56/10,776.06
6. Step 6: Final answer
   x = 5,635.33