Finding the Fourth Proportional to 9,609.69, 13,262.45 and 5,634.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,609.69 : 13,262.45 = 5,634.17 : x
2. Step 2: Convert to fraction form
   9,609.69/13,262.45 = 5,634.17/x
3. Step 3: Cross multiply
   9,609.69x = 13,262.45 × 5,634.17
4. Step 4: Simplify right side
   9,609.69x = 74,722,803.43
5. Step 5: Solve for x
   x = 74,722,803.43/9,609.69
6. Step 6: Final answer
   x = 7,775.78