Finding the Fourth Proportional to 9,079.57, 13,606.57 and 7,222.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,079.57 : 13,606.57 = 7,222.42 : x
2. Step 2: Convert to fraction form
   9,079.57/13,606.57 = 7,222.42/x
3. Step 3: Cross multiply
   9,079.57x = 13,606.57 × 7,222.42
4. Step 4: Simplify right side
   9,079.57x = 98,272,363.30
5. Step 5: Solve for x
   x = 98,272,363.30/9,079.57
6. Step 6: Final answer
   x = 10,823.46