Finding the Third Proportional to 317,202 and 467,041.50

Step by Step Solution

1. Step 1: Write the proportion equation
   317,202 : 467,041.50 = 467,041.50 : x
2. Step 2: Convert to fraction form
   317,202/467,041.50 = 467,041.50/x
3. Step 3: Cross multiply
   317,202x = 467,041.50 × 467,041.50
4. Step 4: Simplify right side
   317,202x = 218,127,762,722.25
5. Step 5: Solve for x
   x = 218,127,762,722.25/317,202
6. Step 6: Final answer
   x = 687,662.00