Finding the Fourth Proportional to 7,567.72, 10,440.12 and 5,047.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,567.72 : 10,440.12 = 5,047.42 : x
2. Step 2: Convert to fraction form
   7,567.72/10,440.12 = 5,047.42/x
3. Step 3: Cross multiply
   7,567.72x = 10,440.12 × 5,047.42
4. Step 4: Simplify right side
   7,567.72x = 52,695,670.49
5. Step 5: Solve for x
   x = 52,695,670.49/7,567.72
6. Step 6: Final answer
   x = 6,963.22