Finding the Fourth Proportional to 12,715.38, 17,546.91 and 7,050.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,715.38 : 17,546.91 = 7,050.15 : x
2. Step 2: Convert to fraction form
   12,715.38/17,546.91 = 7,050.15/x
3. Step 3: Cross multiply
   12,715.38x = 17,546.91 × 7,050.15
4. Step 4: Simplify right side
   12,715.38x = 123,708,347.54
5. Step 5: Solve for x
   x = 123,708,347.54/12,715.38
6. Step 6: Final answer
   x = 9,729.03