Finding the Fourth Proportional to 10,740.72, 16,104.57 and 4,816.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,740.72 : 16,104.57 = 4,816.50 : x
2. Step 2: Convert to fraction form
   10,740.72/16,104.57 = 4,816.50/x
3. Step 3: Cross multiply
   10,740.72x = 16,104.57 × 4,816.50
4. Step 4: Simplify right side
   10,740.72x = 77,567,610.04
5. Step 5: Solve for x
   x = 77,567,610.04/10,740.72
6. Step 6: Final answer
   x = 7,221.83