Finding the Fourth Proportional to 9,068.82, 12,522 and 7,308.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,068.82 : 12,522 = 7,308.72 : x
2. Step 2: Convert to fraction form
   9,068.82/12,522 = 7,308.72/x
3. Step 3: Cross multiply
   9,068.82x = 12,522 × 7,308.72
4. Step 4: Simplify right side
   9,068.82x = 91,519,791.84
5. Step 5: Solve for x
   x = 91,519,791.84/9,068.82
6. Step 6: Final answer
   x = 10,091.70