Finding the Fourth Proportional to 11,914.68, 16,447.68 and 7,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,914.68 : 16,447.68 = 7,667.76 : x
2. Step 2: Convert to fraction form
   11,914.68/16,447.68 = 7,667.76/x
3. Step 3: Cross multiply
   11,914.68x = 16,447.68 × 7,667.76
4. Step 4: Simplify right side
   11,914.68x = 126,116,862.80
5. Step 5: Solve for x
   x = 126,116,862.80/11,914.68
6. Step 6: Final answer
   x = 10,585.00