Finding the Third Proportional to 1,115,868 and 1,621,962

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115,868 : 1,621,962 = 1,621,962 : x
2. Step 2: Convert to fraction form
   1,115,868/1,621,962 = 1,621,962/x
3. Step 3: Cross multiply
   1,115,868x = 1,621,962 × 1,621,962
4. Step 4: Simplify right side
   1,115,868x = 2,630,760,729,444
5. Step 5: Solve for x
   x = 2,630,760,729,444/1,115,868
6. Step 6: Final answer
   x = 2,357,591.34