Finding the Third Proportional to 18,298.13 and 26,749.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,298.13 : 26,749.69 = 26,749.69 : x
2. Step 2: Convert to fraction form
   18,298.13/26,749.69 = 26,749.69/x
3. Step 3: Cross multiply
   18,298.13x = 26,749.69 × 26,749.69
4. Step 4: Simplify right side
   18,298.13x = 715,545,781.35
5. Step 5: Solve for x
   x = 715,545,781.35/18,298.13
6. Step 6: Final answer
   x = 39,104.87