Finding the Fourth Proportional to 10,772.78, 16,160.38 and 4,927.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,772.78 : 16,160.38 = 4,927.82 : x
2. Step 2: Convert to fraction form
   10,772.78/16,160.38 = 4,927.82/x
3. Step 3: Cross multiply
   10,772.78x = 16,160.38 × 4,927.82
4. Step 4: Simplify right side
   10,772.78x = 79,635,443.77
5. Step 5: Solve for x
   x = 79,635,443.77/10,772.78
6. Step 6: Final answer
   x = 7,392.28