Finding the Third Proportional to 12,377.81 and 18,504.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,377.81 : 18,504.07 = 18,504.07 : x
2. Step 2: Convert to fraction form
   12,377.81/18,504.07 = 18,504.07/x
3. Step 3: Cross multiply
   12,377.81x = 18,504.07 × 18,504.07
4. Step 4: Simplify right side
   12,377.81x = 342,400,618.13
5. Step 5: Solve for x
   x = 342,400,618.13/12,377.81
6. Step 6: Final answer
   x = 27,662.45