Finding the Third Proportional to 12,078.49 and 18,061.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,078.49 : 18,061.73 = 18,061.73 : x
2. Step 2: Convert to fraction form
   12,078.49/18,061.73 = 18,061.73/x
3. Step 3: Cross multiply
   12,078.49x = 18,061.73 × 18,061.73
4. Step 4: Simplify right side
   12,078.49x = 326,226,248.63
5. Step 5: Solve for x
   x = 326,226,248.63/12,078.49
6. Step 6: Final answer
   x = 27,008.86