Finding the Third Proportional to 1,350,578 and 2,060,170

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350,578 : 2,060,170 = 2,060,170 : x
2. Step 2: Convert to fraction form
   1,350,578/2,060,170 = 2,060,170/x
3. Step 3: Cross multiply
   1,350,578x = 2,060,170 × 2,060,170
4. Step 4: Simplify right side
   1,350,578x = 4,244,300,428,900
5. Step 5: Solve for x
   x = 4,244,300,428,900/1,350,578
6. Step 6: Final answer
   x = 3,142,580.75