Finding the Third Proportional to 978,096 and 2,142,816

Step by Step Solution

1. Step 1: Write the proportion equation
   978,096 : 2,142,816 = 2,142,816 : x
2. Step 2: Convert to fraction form
   978,096/2,142,816 = 2,142,816/x
3. Step 3: Cross multiply
   978,096x = 2,142,816 × 2,142,816
4. Step 4: Simplify right side
   978,096x = 4,591,660,409,856
5. Step 5: Solve for x
   x = 4,591,660,409,856/978,096
6. Step 6: Final answer
   x = 4,694,488.49