Finding the Fourth Proportional to 8,647.82, 12,952.54 and 7,060.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,647.82 : 12,952.54 = 7,060.42 : x
2. Step 2: Convert to fraction form
   8,647.82/12,952.54 = 7,060.42/x
3. Step 3: Cross multiply
   8,647.82x = 12,952.54 × 7,060.42
4. Step 4: Simplify right side
   8,647.82x = 91,450,397.48
5. Step 5: Solve for x
   x = 91,450,397.48/8,647.82
6. Step 6: Final answer
   x = 10,574.97