Finding the Fourth Proportional to 15,926.37, 21,976.48 and 8,755.10

Step by Step Solution

1. Step 1: Write the proportion equation
   15,926.37 : 21,976.48 = 8,755.10 : x
2. Step 2: Convert to fraction form
   15,926.37/21,976.48 = 8,755.10/x
3. Step 3: Cross multiply
   15,926.37x = 21,976.48 × 8,755.10
4. Step 4: Simplify right side
   15,926.37x = 192,406,236.27
5. Step 5: Solve for x
   x = 192,406,236.27/15,926.37
6. Step 6: Final answer
   x = 12,080.99