Finding the Third Proportional to 65,329.03 and 138,508.10

Step by Step Solution

1. Step 1: Write the proportion equation
   65,329.03 : 138,508.10 = 138,508.10 : x
2. Step 2: Convert to fraction form
   65,329.03/138,508.10 = 138,508.10/x
3. Step 3: Cross multiply
   65,329.03x = 138,508.10 × 138,508.10
4. Step 4: Simplify right side
   65,329.03x = 19,184,494,198.45
5. Step 5: Solve for x
   x = 19,184,494,198.45/65,329.03
6. Step 6: Final answer
   x = 293,659.55