Finding the Third Proportional to 501,846 and 715,396.50

Step by Step Solution

1. Step 1: Write the proportion equation
   501,846 : 715,396.50 = 715,396.50 : x
2. Step 2: Convert to fraction form
   501,846/715,396.50 = 715,396.50/x
3. Step 3: Cross multiply
   501,846x = 715,396.50 × 715,396.50
4. Step 4: Simplify right side
   501,846x = 511,792,152,212.25
5. Step 5: Solve for x
   x = 511,792,152,212.25/501,846
6. Step 6: Final answer
   x = 1,019,819.13