Finding the Fourth Proportional to 9,012.06, 12,370.46 and 7,995.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012.06 : 12,370.46 = 7,995.11 : x
2. Step 2: Convert to fraction form
   9,012.06/12,370.46 = 7,995.11/x
3. Step 3: Cross multiply
   9,012.06x = 12,370.46 × 7,995.11
4. Step 4: Simplify right side
   9,012.06x = 98,903,086.62
5. Step 5: Solve for x
   x = 98,903,086.62/9,012.06
6. Step 6: Final answer
   x = 10,974.53