Finding the Third Proportional to 136,234 and 204,396.50

Step by Step Solution

1. Step 1: Write the proportion equation
   136,234 : 204,396.50 = 204,396.50 : x
2. Step 2: Convert to fraction form
   136,234/204,396.50 = 204,396.50/x
3. Step 3: Cross multiply
   136,234x = 204,396.50 × 204,396.50
4. Step 4: Simplify right side
   136,234x = 41,777,929,212.25
5. Step 5: Solve for x
   x = 41,777,929,212.25/136,234
6. Step 6: Final answer
   x = 306,663.02