Finding the Fourth Proportional to 12,482.56, 17,225.52 and 7,173.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,482.56 : 17,225.52 = 7,173.76 : x
2. Step 2: Convert to fraction form
   12,482.56/17,225.52 = 7,173.76/x
3. Step 3: Cross multiply
   12,482.56x = 17,225.52 × 7,173.76
4. Step 4: Simplify right side
   12,482.56x = 123,571,746.36
5. Step 5: Solve for x
   x = 123,571,746.36/12,482.56
6. Step 6: Final answer
   x = 9,899.55