Finding the Third Proportional to 978,022 and 2,118,833

Step by Step Solution

1. Step 1: Write the proportion equation
   978,022 : 2,118,833 = 2,118,833 : x
2. Step 2: Convert to fraction form
   978,022/2,118,833 = 2,118,833/x
3. Step 3: Cross multiply
   978,022x = 2,118,833 × 2,118,833
4. Step 4: Simplify right side
   978,022x = 4,489,453,281,889
5. Step 5: Solve for x
   x = 4,489,453,281,889/978,022
6. Step 6: Final answer
   x = 4,590,339.77