Finding the Third Proportional to 136,965.50 and 298,845

Step by Step Solution

1. Step 1: Write the proportion equation
   136,965.50 : 298,845 = 298,845 : x
2. Step 2: Convert to fraction form
   136,965.50/298,845 = 298,845/x
3. Step 3: Cross multiply
   136,965.50x = 298,845 × 298,845
4. Step 4: Simplify right side
   136,965.50x = 89,308,334,025
5. Step 5: Solve for x
   x = 89,308,334,025/136,965.50
6. Step 6: Final answer
   x = 652,049.85