Finding the Fourth Proportional to 9,822.98, 13,560.55 and 7,694.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,822.98 : 13,560.55 = 7,694.84 : x
2. Step 2: Convert to fraction form
   9,822.98/13,560.55 = 7,694.84/x
3. Step 3: Cross multiply
   9,822.98x = 13,560.55 × 7,694.84
4. Step 4: Simplify right side
   9,822.98x = 104,346,262.56
5. Step 5: Solve for x
   x = 104,346,262.56/9,822.98
6. Step 6: Final answer
   x = 10,622.67