Finding the Third Proportional to 319,032 and 696,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,032 : 696,019.50 = 696,019.50 : x
2. Step 2: Convert to fraction form
   319,032/696,019.50 = 696,019.50/x
3. Step 3: Cross multiply
   319,032x = 696,019.50 × 696,019.50
4. Step 4: Simplify right side
   319,032x = 484,443,144,380.25
5. Step 5: Solve for x
   x = 484,443,144,380.25/319,032
6. Step 6: Final answer
   x = 1,518,478.22