Finding the Third Proportional to 137,013 and 214,986

Step by Step Solution

1. Step 1: Write the proportion equation
   137,013 : 214,986 = 214,986 : x
2. Step 2: Convert to fraction form
   137,013/214,986 = 214,986/x
3. Step 3: Cross multiply
   137,013x = 214,986 × 214,986
4. Step 4: Simplify right side
   137,013x = 46,218,980,196
5. Step 5: Solve for x
   x = 46,218,980,196/137,013
6. Step 6: Final answer
   x = 337,332.81