Finding the Third Proportional to 1,078,893 and 1,621,107

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,893 : 1,621,107 = 1,621,107 : x
2. Step 2: Convert to fraction form
   1,078,893/1,621,107 = 1,621,107/x
3. Step 3: Cross multiply
   1,078,893x = 1,621,107 × 1,621,107
4. Step 4: Simplify right side
   1,078,893x = 2,627,987,905,449
5. Step 5: Solve for x
   x = 2,627,987,905,449/1,078,893
6. Step 6: Final answer
   x = 2,435,818.85