Finding the Third Proportional to 137,010 and 214,980

Step by Step Solution

1. Step 1: Write the proportion equation
   137,010 : 214,980 = 214,980 : x
2. Step 2: Convert to fraction form
   137,010/214,980 = 214,980/x
3. Step 3: Cross multiply
   137,010x = 214,980 × 214,980
4. Step 4: Simplify right side
   137,010x = 46,216,400,400
5. Step 5: Solve for x
   x = 46,216,400,400/137,010
6. Step 6: Final answer
   x = 337,321.37