Finding the Third Proportional to 231,301.50 and 337,107

Step by Step Solution

1. Step 1: Write the proportion equation
   231,301.50 : 337,107 = 337,107 : x
2. Step 2: Convert to fraction form
   231,301.50/337,107 = 337,107/x
3. Step 3: Cross multiply
   231,301.50x = 337,107 × 337,107
4. Step 4: Simplify right side
   231,301.50x = 113,641,129,449
5. Step 5: Solve for x
   x = 113,641,129,449/231,301.50
6. Step 6: Final answer
   x = 491,311.68