Finding the Fourth Proportional to 13,771.05, 19,003.68 and 7,803.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,771.05 : 19,003.68 = 7,803.27 : x
2. Step 2: Convert to fraction form
   13,771.05/19,003.68 = 7,803.27/x
3. Step 3: Cross multiply
   13,771.05x = 19,003.68 × 7,803.27
4. Step 4: Simplify right side
   13,771.05x = 148,290,846.03
5. Step 5: Solve for x
   x = 148,290,846.03/13,771.05
6. Step 6: Final answer
   x = 10,768.30