Finding the Fourth Proportional to 10,736.72, 14,817.32 and 8,079.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.72 : 14,817.32 = 8,079.40 : x
2. Step 2: Convert to fraction form
   10,736.72/14,817.32 = 8,079.40/x
3. Step 3: Cross multiply
   10,736.72x = 14,817.32 × 8,079.40
4. Step 4: Simplify right side
   10,736.72x = 119,715,055.21
5. Step 5: Solve for x
   x = 119,715,055.21/10,736.72
6. Step 6: Final answer
   x = 11,150.06