Finding the Fourth Proportional to 19,926.76, 27,498.59 and 10,975.10

Step by Step Solution

1. Step 1: Write the proportion equation
   19,926.76 : 27,498.59 = 10,975.10 : x
2. Step 2: Convert to fraction form
   19,926.76/27,498.59 = 10,975.10/x
3. Step 3: Cross multiply
   19,926.76x = 27,498.59 × 10,975.10
4. Step 4: Simplify right side
   19,926.76x = 301,799,665.05
5. Step 5: Solve for x
   x = 301,799,665.05/19,926.76
6. Step 6: Final answer
   x = 15,145.45