Finding the Third Proportional to 747,832 and 1,621,844

Step by Step Solution

1. Step 1: Write the proportion equation
   747,832 : 1,621,844 = 1,621,844 : x
2. Step 2: Convert to fraction form
   747,832/1,621,844 = 1,621,844/x
3. Step 3: Cross multiply
   747,832x = 1,621,844 × 1,621,844
4. Step 4: Simplify right side
   747,832x = 2,630,377,960,336
5. Step 5: Solve for x
   x = 2,630,377,960,336/747,832
6. Step 6: Final answer
   x = 3,517,338.07