Finding the Fourth Proportional to 9,084.97, 12,536.78 and 5,105.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,084.97 : 12,536.78 = 5,105.82 : x
2. Step 2: Convert to fraction form
   9,084.97/12,536.78 = 5,105.82/x
3. Step 3: Cross multiply
   9,084.97x = 12,536.78 × 5,105.82
4. Step 4: Simplify right side
   9,084.97x = 64,010,516.53
5. Step 5: Solve for x
   x = 64,010,516.53/9,084.97
6. Step 6: Final answer
   x = 7,045.76