Finding the Third Proportional to 137,011.50 and 214,983

Step by Step Solution

1. Step 1: Write the proportion equation
   137,011.50 : 214,983 = 214,983 : x
2. Step 2: Convert to fraction form
   137,011.50/214,983 = 214,983/x
3. Step 3: Cross multiply
   137,011.50x = 214,983 × 214,983
4. Step 4: Simplify right side
   137,011.50x = 46,217,690,289
5. Step 5: Solve for x
   x = 46,217,690,289/137,011.50
6. Step 6: Final answer
   x = 337,327.09