Finding the Fourth Proportional to 9,395.19, 12,964.46 and 5,617.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,395.19 : 12,964.46 = 5,617.61 : x
2. Step 2: Convert to fraction form
   9,395.19/12,964.46 = 5,617.61/x
3. Step 3: Cross multiply
   9,395.19x = 12,964.46 × 5,617.61
4. Step 4: Simplify right side
   9,395.19x = 72,829,187.23
5. Step 5: Solve for x
   x = 72,829,187.23/9,395.19
6. Step 6: Final answer
   x = 7,751.75