Finding the Third Proportional to 190,450.50 and 283,506

Step by Step Solution

1. Step 1: Write the proportion equation
   190,450.50 : 283,506 = 283,506 : x
2. Step 2: Convert to fraction form
   190,450.50/283,506 = 283,506/x
3. Step 3: Cross multiply
   190,450.50x = 283,506 × 283,506
4. Step 4: Simplify right side
   190,450.50x = 80,375,652,036
5. Step 5: Solve for x
   x = 80,375,652,036/190,450.50
6. Step 6: Final answer
   x = 422,029.09