Finding the Third Proportional to 136,395 and 297,571.50

Step by Step Solution

1. Step 1: Write the proportion equation
   136,395 : 297,571.50 = 297,571.50 : x
2. Step 2: Convert to fraction form
   136,395/297,571.50 = 297,571.50/x
3. Step 3: Cross multiply
   136,395x = 297,571.50 × 297,571.50
4. Step 4: Simplify right side
   136,395x = 88,548,797,612.25
5. Step 5: Solve for x
   x = 88,548,797,612.25/136,395
6. Step 6: Final answer
   x = 649,208.53