Finding the Fourth Proportional to 12,250.89, 16,906.23 and 6,661.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,250.89 : 16,906.23 = 6,661.89 : x
2. Step 2: Convert to fraction form
   12,250.89/16,906.23 = 6,661.89/x
3. Step 3: Cross multiply
   12,250.89x = 16,906.23 × 6,661.89
4. Step 4: Simplify right side
   12,250.89x = 112,627,444.57
5. Step 5: Solve for x
   x = 112,627,444.57/12,250.89
6. Step 6: Final answer
   x = 9,193.41