Finding the Fourth Proportional to 12,959.31, 17,882.56 and 7,293.93

Step by Step Solution

1. Step 1: Write the proportion equation
   12,959.31 : 17,882.56 = 7,293.93 : x
2. Step 2: Convert to fraction form
   12,959.31/17,882.56 = 7,293.93/x
3. Step 3: Cross multiply
   12,959.31x = 17,882.56 × 7,293.93
4. Step 4: Simplify right side
   12,959.31x = 130,434,140.86
5. Step 5: Solve for x
   x = 130,434,140.86/12,959.31
6. Step 6: Final answer
   x = 10,064.90