Finding the Fourth Proportional to 10,923.90, 16,385.94 and 6,775.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,923.90 : 16,385.94 = 6,775.98 : x
2. Step 2: Convert to fraction form
   10,923.90/16,385.94 = 6,775.98/x
3. Step 3: Cross multiply
   10,923.90x = 16,385.94 × 6,775.98
4. Step 4: Simplify right side
   10,923.90x = 111,030,801.72
5. Step 5: Solve for x
   x = 111,030,801.72/10,923.90
6. Step 6: Final answer
   x = 10,164.03