Finding the Fourth Proportional to 19,368.05, 26,722.72 and 10,984.37

Step by Step Solution

1. Step 1: Write the proportion equation
   19,368.05 : 26,722.72 = 10,984.37 : x
2. Step 2: Convert to fraction form
   19,368.05/26,722.72 = 10,984.37/x
3. Step 3: Cross multiply
   19,368.05x = 26,722.72 × 10,984.37
4. Step 4: Simplify right side
   19,368.05x = 293,532,243.89
5. Step 5: Solve for x
   x = 293,532,243.89/19,368.05
6. Step 6: Final answer
   x = 15,155.49