Finding the Third Proportional to 515,436.50 and 1,066,230

Step by Step Solution

1. Step 1: Write the proportion equation
   515,436.50 : 1,066,230 = 1,066,230 : x
2. Step 2: Convert to fraction form
   515,436.50/1,066,230 = 1,066,230/x
3. Step 3: Cross multiply
   515,436.50x = 1,066,230 × 1,066,230
4. Step 4: Simplify right side
   515,436.50x = 1,136,846,412,900
5. Step 5: Solve for x
   x = 1,136,846,412,900/515,436.50
6. Step 6: Final answer
   x = 2,205,599.36