Finding the Third Proportional to 489,192 and 1,074,606

Step by Step Solution

1. Step 1: Write the proportion equation
   489,192 : 1,074,606 = 1,074,606 : x
2. Step 2: Convert to fraction form
   489,192/1,074,606 = 1,074,606/x
3. Step 3: Cross multiply
   489,192x = 1,074,606 × 1,074,606
4. Step 4: Simplify right side
   489,192x = 1,154,778,055,236
5. Step 5: Solve for x
   x = 1,154,778,055,236/489,192
6. Step 6: Final answer
   x = 2,360,582.46