Finding the Fourth Proportional to 10,773.78, 16,161.88 and 4,928.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,773.78 : 16,161.88 = 4,928.82 : x
2. Step 2: Convert to fraction form
   10,773.78/16,161.88 = 4,928.82/x
3. Step 3: Cross multiply
   10,773.78x = 16,161.88 × 4,928.82
4. Step 4: Simplify right side
   10,773.78x = 79,658,997.38
5. Step 5: Solve for x
   x = 79,658,997.38/10,773.78
6. Step 6: Final answer
   x = 7,393.78