Finding the Fourth Proportional to 12,076.86, 16,664.94 and 6,770.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,076.86 : 16,664.94 = 6,770.55 : x
2. Step 2: Convert to fraction form
   12,076.86/16,664.94 = 6,770.55/x
3. Step 3: Cross multiply
   12,076.86x = 16,664.94 × 6,770.55
4. Step 4: Simplify right side
   12,076.86x = 112,830,809.52
5. Step 5: Solve for x
   x = 112,830,809.52/12,076.86
6. Step 6: Final answer
   x = 9,342.73