Finding the Third Proportional to 137,021 and 298,942.25

Step by Step Solution

1. Step 1: Write the proportion equation
   137,021 : 298,942.25 = 298,942.25 : x
2. Step 2: Convert to fraction form
   137,021/298,942.25 = 298,942.25/x
3. Step 3: Cross multiply
   137,021x = 298,942.25 × 298,942.25
4. Step 4: Simplify right side
   137,021x = 89,366,468,835.06
5. Step 5: Solve for x
   x = 89,366,468,835.06/137,021
6. Step 6: Final answer
   x = 652,210.02