Finding the Fourth Proportional to 12,372.73, 17,075.33 and 7,069.21

Step by Step Solution

1. Step 1: Write the proportion equation
   12,372.73 : 17,075.33 = 7,069.21 : x
2. Step 2: Convert to fraction form
   12,372.73/17,075.33 = 7,069.21/x
3. Step 3: Cross multiply
   12,372.73x = 17,075.33 × 7,069.21
4. Step 4: Simplify right side
   12,372.73x = 120,709,093.59
5. Step 5: Solve for x
   x = 120,709,093.59/12,372.73
6. Step 6: Final answer
   x = 9,756.06