Finding the Third Proportional to 12,309.75 and 18,460.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,309.75 : 18,460.13 = 18,460.13 : x
2. Step 2: Convert to fraction form
   12,309.75/18,460.13 = 18,460.13/x
3. Step 3: Cross multiply
   12,309.75x = 18,460.13 × 18,460.13
4. Step 4: Simplify right side
   12,309.75x = 340,776,215.02
5. Step 5: Solve for x
   x = 340,776,215.02/12,309.75
6. Step 6: Final answer
   x = 27,683.44