Finding the Fourth Proportional to 10,967.82, 15,136.83 and 7,609.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,967.82 : 15,136.83 = 7,609.74 : x
2. Step 2: Convert to fraction form
   10,967.82/15,136.83 = 7,609.74/x
3. Step 3: Cross multiply
   10,967.82x = 15,136.83 × 7,609.74
4. Step 4: Simplify right side
   10,967.82x = 115,187,340.72
5. Step 5: Solve for x
   x = 115,187,340.72/10,967.82
6. Step 6: Final answer
   x = 10,502.30