Finding the Fourth Proportional to 12,719.07, 17,551.62 and 7,053.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,719.07 : 17,551.62 = 7,053.12 : x
2. Step 2: Convert to fraction form
   12,719.07/17,551.62 = 7,053.12/x
3. Step 3: Cross multiply
   12,719.07x = 17,551.62 × 7,053.12
4. Step 4: Simplify right side
   12,719.07x = 123,793,682.05
5. Step 5: Solve for x
   x = 123,793,682.05/12,719.07
6. Step 6: Final answer
   x = 9,732.92