Finding the Third Proportional to 231,301.50 and 337,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   231,301.50 : 337,105.50 = 337,105.50 : x
2. Step 2: Convert to fraction form
   231,301.50/337,105.50 = 337,105.50/x
3. Step 3: Cross multiply
   231,301.50x = 337,105.50 × 337,105.50
4. Step 4: Simplify right side
   231,301.50x = 113,640,118,130.25
5. Step 5: Solve for x
   x = 113,640,118,130.25/231,301.50
6. Step 6: Final answer
   x = 491,307.31