Finding the Third Proportional to 7,884 and 12,030

Step by Step Solution

1. Step 1: Write the proportion equation
   7,884 : 12,030 = 12,030 : x
2. Step 2: Convert to fraction form
   7,884/12,030 = 12,030/x
3. Step 3: Cross multiply
   7,884x = 12,030 × 12,030
4. Step 4: Simplify right side
   7,884x = 144,720,900
5. Step 5: Solve for x
   x = 144,720,900/7,884
6. Step 6: Final answer
   x = 18,356.28