Finding the Fourth Proportional to 12,151.37, 16,768.80 and 6,847.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,151.37 : 16,768.80 = 6,847.89 : x
2. Step 2: Convert to fraction form
   12,151.37/16,768.80 = 6,847.89/x
3. Step 3: Cross multiply
   12,151.37x = 16,768.80 × 6,847.89
4. Step 4: Simplify right side
   12,151.37x = 114,830,897.83
5. Step 5: Solve for x
   x = 114,830,897.83/12,151.37
6. Step 6: Final answer
   x = 9,450.04