Finding the Third Proportional to 460,538 and 1,028,140

Step by Step Solution

1. Step 1: Write the proportion equation
   460,538 : 1,028,140 = 1,028,140 : x
2. Step 2: Convert to fraction form
   460,538/1,028,140 = 1,028,140/x
3. Step 3: Cross multiply
   460,538x = 1,028,140 × 1,028,140
4. Step 4: Simplify right side
   460,538x = 1,057,071,859,600
5. Step 5: Solve for x
   x = 1,057,071,859,600/460,538
6. Step 6: Final answer
   x = 2,295,297.80