Finding the Fourth Proportional to 12,484, 17,227.98 and 7,179.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,484 : 17,227.98 = 7,179.13 : x
2. Step 2: Convert to fraction form
   12,484/17,227.98 = 7,179.13/x
3. Step 3: Cross multiply
   12,484x = 17,227.98 × 7,179.13
4. Step 4: Simplify right side
   12,484x = 123,681,908.06
5. Step 5: Solve for x
   x = 123,681,908.06/12,484
6. Step 6: Final answer
   x = 9,907.23