Finding the Third Proportional to 162,699 and 352,771.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,699 : 352,771.50 = 352,771.50 : x
2. Step 2: Convert to fraction form
   162,699/352,771.50 = 352,771.50/x
3. Step 3: Cross multiply
   162,699x = 352,771.50 × 352,771.50
4. Step 4: Simplify right side
   162,699x = 124,447,731,212.25
5. Step 5: Solve for x
   x = 124,447,731,212.25/162,699
6. Step 6: Final answer
   x = 764,895.49