Finding the Third Proportional to 891,648 and 1,982,160

Step by Step Solution

1. Step 1: Write the proportion equation
   891,648 : 1,982,160 = 1,982,160 : x
2. Step 2: Convert to fraction form
   891,648/1,982,160 = 1,982,160/x
3. Step 3: Cross multiply
   891,648x = 1,982,160 × 1,982,160
4. Step 4: Simplify right side
   891,648x = 3,928,958,265,600
5. Step 5: Solve for x
   x = 3,928,958,265,600/891,648
6. Step 6: Final answer
   x = 4,406,400.58