Finding the Third Proportional to 982,490 and 2,148,280

Step by Step Solution

1. Step 1: Write the proportion equation
   982,490 : 2,148,280 = 2,148,280 : x
2. Step 2: Convert to fraction form
   982,490/2,148,280 = 2,148,280/x
3. Step 3: Cross multiply
   982,490x = 2,148,280 × 2,148,280
4. Step 4: Simplify right side
   982,490x = 4,615,106,958,400
5. Step 5: Solve for x
   x = 4,615,106,958,400/982,490
6. Step 6: Final answer
   x = 4,697,357.69