Finding the Fourth Proportional to 19,620.27, 27,075.69 and 10,667.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,620.27 : 27,075.69 = 10,667.52 : x
2. Step 2: Convert to fraction form
   19,620.27/27,075.69 = 10,667.52/x
3. Step 3: Cross multiply
   19,620.27x = 27,075.69 × 10,667.52
4. Step 4: Simplify right side
   19,620.27x = 288,830,464.59
5. Step 5: Solve for x
   x = 288,830,464.59/19,620.27
6. Step 6: Final answer
   x = 14,721.02