Finding the Third Proportional to 475,635 and 696,388.50

Step by Step Solution

1. Step 1: Write the proportion equation
   475,635 : 696,388.50 = 696,388.50 : x
2. Step 2: Convert to fraction form
   475,635/696,388.50 = 696,388.50/x
3. Step 3: Cross multiply
   475,635x = 696,388.50 × 696,388.50
4. Step 4: Simplify right side
   475,635x = 484,956,942,932.25
5. Step 5: Solve for x
   x = 484,956,942,932.25/475,635
6. Step 6: Final answer
   x = 1,019,598.94