Finding the Fourth Proportional to 13,019.17, 17,966.47 and 7,050.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,019.17 : 17,966.47 = 7,050.82 : x
2. Step 2: Convert to fraction form
   13,019.17/17,966.47 = 7,050.82/x
3. Step 3: Cross multiply
   13,019.17x = 17,966.47 × 7,050.82
4. Step 4: Simplify right side
   13,019.17x = 126,678,256.17
5. Step 5: Solve for x
   x = 126,678,256.17/13,019.17
6. Step 6: Final answer
   x = 9,730.14