Finding the Third Proportional to 352,018.50 and 757,086.75

Step by Step Solution

1. Step 1: Write the proportion equation
   352,018.50 : 757,086.75 = 757,086.75 : x
2. Step 2: Convert to fraction form
   352,018.50/757,086.75 = 757,086.75/x
3. Step 3: Cross multiply
   352,018.50x = 757,086.75 × 757,086.75
4. Step 4: Simplify right side
   352,018.50x = 573,180,347,025.56
5. Step 5: Solve for x
   x = 573,180,347,025.56/352,018.50
6. Step 6: Final answer
   x = 1,628,267.68