Finding the Third Proportional to 475,770 and 695,791.50

Step by Step Solution

1. Step 1: Write the proportion equation
   475,770 : 695,791.50 = 695,791.50 : x
2. Step 2: Convert to fraction form
   475,770/695,791.50 = 695,791.50/x
3. Step 3: Cross multiply
   475,770x = 695,791.50 × 695,791.50
4. Step 4: Simplify right side
   475,770x = 484,125,811,472.25
5. Step 5: Solve for x
   x = 484,125,811,472.25/475,770
6. Step 6: Final answer
   x = 1,017,562.71