Finding the Fourth Proportional to 12,076.20, 16,665.12 and 7,360.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,076.20 : 16,665.12 = 7,360.50 : x
2. Step 2: Convert to fraction form
   12,076.20/16,665.12 = 7,360.50/x
3. Step 3: Cross multiply
   12,076.20x = 16,665.12 × 7,360.50
4. Step 4: Simplify right side
   12,076.20x = 122,663,615.76
5. Step 5: Solve for x
   x = 122,663,615.76/12,076.20
6. Step 6: Final answer
   x = 10,157.47