Finding the Fourth Proportional to 9,389.52, 12,955.97 and 5,614.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,389.52 : 12,955.97 = 5,614.22 : x
2. Step 2: Convert to fraction form
   9,389.52/12,955.97 = 5,614.22/x
3. Step 3: Cross multiply
   9,389.52x = 12,955.97 × 5,614.22
4. Step 4: Simplify right side
   9,389.52x = 72,737,573.04
5. Step 5: Solve for x
   x = 72,737,573.04/9,389.52
6. Step 6: Final answer
   x = 7,746.68