Finding the Fourth Proportional to 13,060.16, 18,022.52 and 7,091.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,060.16 : 18,022.52 = 7,091.69 : x
2. Step 2: Convert to fraction form
   13,060.16/18,022.52 = 7,091.69/x
3. Step 3: Cross multiply
   13,060.16x = 18,022.52 × 7,091.69
4. Step 4: Simplify right side
   13,060.16x = 127,810,134.46
5. Step 5: Solve for x
   x = 127,810,134.46/13,060.16
6. Step 6: Final answer
   x = 9,786.26