Finding the Fourth Proportional to 9,109.46, 12,567.34 and 5,752.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,109.46 : 12,567.34 = 5,752.22 : x
2. Step 2: Convert to fraction form
   9,109.46/12,567.34 = 5,752.22/x
3. Step 3: Cross multiply
   9,109.46x = 12,567.34 × 5,752.22
4. Step 4: Simplify right side
   9,109.46x = 72,290,104.49
5. Step 5: Solve for x
   x = 72,290,104.49/9,109.46
6. Step 6: Final answer
   x = 7,935.72