Finding the Fourth Proportional to 19,499.20, 26,908.82 and 10,546.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,499.20 : 26,908.82 = 10,546.69 : x
2. Step 2: Convert to fraction form
   19,499.20/26,908.82 = 10,546.69/x
3. Step 3: Cross multiply
   19,499.20x = 26,908.82 × 10,546.69
4. Step 4: Simplify right side
   19,499.20x = 283,798,982.81
5. Step 5: Solve for x
   x = 283,798,982.81/19,499.20
6. Step 6: Final answer
   x = 14,554.39