Finding the Fourth Proportional to 12,632.27, 18,940.30 and 5,241.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,632.27 : 18,940.30 = 5,241.83 : x
2. Step 2: Convert to fraction form
   12,632.27/18,940.30 = 5,241.83/x
3. Step 3: Cross multiply
   12,632.27x = 18,940.30 × 5,241.83
4. Step 4: Simplify right side
   12,632.27x = 99,281,724.94
5. Step 5: Solve for x
   x = 99,281,724.94/12,632.27
6. Step 6: Final answer
   x = 7,859.38