Finding the Third Proportional to 338,500.50 and 705,354.75

Step by Step Solution

1. Step 1: Write the proportion equation
   338,500.50 : 705,354.75 = 705,354.75 : x
2. Step 2: Convert to fraction form
   338,500.50/705,354.75 = 705,354.75/x
3. Step 3: Cross multiply
   338,500.50x = 705,354.75 × 705,354.75
4. Step 4: Simplify right side
   338,500.50x = 497,525,323,347.56
5. Step 5: Solve for x
   x = 497,525,323,347.56/338,500.50
6. Step 6: Final answer
   x = 1,469,791.99