Finding the Third Proportional to 12,146 and 18,730

Step by Step Solution

1. Step 1: Write the proportion equation
   12,146 : 18,730 = 18,730 : x
2. Step 2: Convert to fraction form
   12,146/18,730 = 18,730/x
3. Step 3: Cross multiply
   12,146x = 18,730 × 18,730
4. Step 4: Simplify right side
   12,146x = 350,812,900
5. Step 5: Solve for x
   x = 350,812,900/12,146
6. Step 6: Final answer
   x = 28,883.00