Finding the Fourth Proportional to 12,482.37, 17,228.61 and 7,180.26

Step by Step Solution

1. Step 1: Write the proportion equation
   12,482.37 : 17,228.61 = 7,180.26 : x
2. Step 2: Convert to fraction form
   12,482.37/17,228.61 = 7,180.26/x
3. Step 3: Cross multiply
   12,482.37x = 17,228.61 × 7,180.26
4. Step 4: Simplify right side
   12,482.37x = 123,705,899.24
5. Step 5: Solve for x
   x = 123,705,899.24/12,482.37
6. Step 6: Final answer
   x = 9,910.45