Finding the Fourth Proportional to 13,123.30, 19,677.72 and 8,968

Step by Step Solution

1. Step 1: Write the proportion equation
   13,123.30 : 19,677.72 = 8,968 : x
2. Step 2: Convert to fraction form
   13,123.30/19,677.72 = 8,968/x
3. Step 3: Cross multiply
   13,123.30x = 19,677.72 × 8,968
4. Step 4: Simplify right side
   13,123.30x = 176,469,792.96
5. Step 5: Solve for x
   x = 176,469,792.96/13,123.30
6. Step 6: Final answer
   x = 13,447.06