Finding the Fourth Proportional to 12,241.75, 18,359.89 and 4,847.87

Step by Step Solution

1. Step 1: Write the proportion equation
   12,241.75 : 18,359.89 = 4,847.87 : x
2. Step 2: Convert to fraction form
   12,241.75/18,359.89 = 4,847.87/x
3. Step 3: Cross multiply
   12,241.75x = 18,359.89 × 4,847.87
4. Step 4: Simplify right side
   12,241.75x = 89,006,256.02
5. Step 5: Solve for x
   x = 89,006,256.02/12,241.75
6. Step 6: Final answer
   x = 7,270.71