Finding the Third Proportional to 216,596 and 475,040.50

Step by Step Solution

1. Step 1: Write the proportion equation
   216,596 : 475,040.50 = 475,040.50 : x
2. Step 2: Convert to fraction form
   216,596/475,040.50 = 475,040.50/x
3. Step 3: Cross multiply
   216,596x = 475,040.50 × 475,040.50
4. Step 4: Simplify right side
   216,596x = 225,663,476,640.25
5. Step 5: Solve for x
   x = 225,663,476,640.25/216,596
6. Step 6: Final answer
   x = 1,041,863.55