Finding the Third Proportional to 303,522 and 437,206.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,522 : 437,206.50 = 437,206.50 : x
2. Step 2: Convert to fraction form
   303,522/437,206.50 = 437,206.50/x
3. Step 3: Cross multiply
   303,522x = 437,206.50 × 437,206.50
4. Step 4: Simplify right side
   303,522x = 191,149,523,642.25
5. Step 5: Solve for x
   x = 191,149,523,642.25/303,522
6. Step 6: Final answer
   x = 629,771.56