Finding the Fourth Proportional to 19,003.50, 26,224.83 and 10,620

Step by Step Solution

1. Step 1: Write the proportion equation
   19,003.50 : 26,224.83 = 10,620 : x
2. Step 2: Convert to fraction form
   19,003.50/26,224.83 = 10,620/x
3. Step 3: Cross multiply
   19,003.50x = 26,224.83 × 10,620
4. Step 4: Simplify right side
   19,003.50x = 278,507,694.60
5. Step 5: Solve for x
   x = 278,507,694.60/19,003.50
6. Step 6: Final answer
   x = 14,655.60