Finding the Fourth Proportional to 9,386.22, 12,951.70 and 5,608.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,386.22 : 12,951.70 = 5,608.58 : x
2. Step 2: Convert to fraction form
   9,386.22/12,951.70 = 5,608.58/x
3. Step 3: Cross multiply
   9,386.22x = 12,951.70 × 5,608.58
4. Step 4: Simplify right side
   9,386.22x = 72,640,663.94
5. Step 5: Solve for x
   x = 72,640,663.94/9,386.22
6. Step 6: Final answer
   x = 7,739.08