Finding the Fourth Proportional to 10,796.73, 16,199.79 and 3,781.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,796.73 : 16,199.79 = 3,781.78 : x
2. Step 2: Convert to fraction form
   10,796.73/16,199.79 = 3,781.78/x
3. Step 3: Cross multiply
   10,796.73x = 16,199.79 × 3,781.78
4. Step 4: Simplify right side
   10,796.73x = 61,264,041.83
5. Step 5: Solve for x
   x = 61,264,041.83/10,796.73
6. Step 6: Final answer
   x = 5,674.32