Finding the Third Proportional to 1,028,180 and 1,507,140

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,180 : 1,507,140 = 1,507,140 : x
2. Step 2: Convert to fraction form
   1,028,180/1,507,140 = 1,507,140/x
3. Step 3: Cross multiply
   1,028,180x = 1,507,140 × 1,507,140
4. Step 4: Simplify right side
   1,028,180x = 2,271,470,979,600
5. Step 5: Solve for x
   x = 2,271,470,979,600/1,028,180
6. Step 6: Final answer
   x = 2,209,215.29