Finding the Fourth Proportional to 12,496.50, 18,747.27 and 5,571

Step by Step Solution

1. Step 1: Write the proportion equation
   12,496.50 : 18,747.27 = 5,571 : x
2. Step 2: Convert to fraction form
   12,496.50/18,747.27 = 5,571/x
3. Step 3: Cross multiply
   12,496.50x = 18,747.27 × 5,571
4. Step 4: Simplify right side
   12,496.50x = 104,441,041.17
5. Step 5: Solve for x
   x = 104,441,041.17/12,496.50
6. Step 6: Final answer
   x = 8,357.62