Finding the Fourth Proportional to 9,967.43, 14,931.99 and 5,571.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,967.43 : 14,931.99 = 5,571.56 : x
2. Step 2: Convert to fraction form
   9,967.43/14,931.99 = 5,571.56/x
3. Step 3: Cross multiply
   9,967.43x = 14,931.99 × 5,571.56
4. Step 4: Simplify right side
   9,967.43x = 83,194,403.54
5. Step 5: Solve for x
   x = 83,194,403.54/9,967.43
6. Step 6: Final answer
   x = 8,346.63