Finding the Fourth Proportional to 9,393.06, 12,955.32 and 5,615.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,393.06 : 12,955.32 = 5,615.94 : x
2. Step 2: Convert to fraction form
   9,393.06/12,955.32 = 5,615.94/x
3. Step 3: Cross multiply
   9,393.06x = 12,955.32 × 5,615.94
4. Step 4: Simplify right side
   9,393.06x = 72,756,299.80
5. Step 5: Solve for x
   x = 72,756,299.80/9,393.06
6. Step 6: Final answer
   x = 7,745.75