Finding the Third Proportional to 502,762 and 1,057,230

Step by Step Solution

1. Step 1: Write the proportion equation
   502,762 : 1,057,230 = 1,057,230 : x
2. Step 2: Convert to fraction form
   502,762/1,057,230 = 1,057,230/x
3. Step 3: Cross multiply
   502,762x = 1,057,230 × 1,057,230
4. Step 4: Simplify right side
   502,762x = 1,117,735,272,900
5. Step 5: Solve for x
   x = 1,117,735,272,900/502,762
6. Step 6: Final answer
   x = 2,223,189.65