Finding the Fourth Proportional to 12,706.43, 17,534.41 and 7,041.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,706.43 : 17,534.41 = 7,041.42 : x
2. Step 2: Convert to fraction form
   12,706.43/17,534.41 = 7,041.42/x
3. Step 3: Cross multiply
   12,706.43x = 17,534.41 × 7,041.42
4. Step 4: Simplify right side
   12,706.43x = 123,467,127.66
5. Step 5: Solve for x
   x = 123,467,127.66/12,706.43
6. Step 6: Final answer
   x = 9,716.91