Finding the Fourth Proportional to 12,468.48, 18,692.37 and 5,076.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,468.48 : 18,692.37 = 5,076.42 : x
2. Step 2: Convert to fraction form
   12,468.48/18,692.37 = 5,076.42/x
3. Step 3: Cross multiply
   12,468.48x = 18,692.37 × 5,076.42
4. Step 4: Simplify right side
   12,468.48x = 94,890,320.92
5. Step 5: Solve for x
   x = 94,890,320.92/12,468.48
6. Step 6: Final answer
   x = 7,610.42