Finding the Fourth Proportional to 12,719.73, 17,552.36 and 7,054.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,719.73 : 17,552.36 = 7,054.72 : x
2. Step 2: Convert to fraction form
   12,719.73/17,552.36 = 7,054.72/x
3. Step 3: Cross multiply
   12,719.73x = 17,552.36 × 7,054.72
4. Step 4: Simplify right side
   12,719.73x = 123,826,978.50
5. Step 5: Solve for x
   x = 123,826,978.50/12,719.73
6. Step 6: Final answer
   x = 9,735.03