Finding the Third Proportional to 1,420,225 and 1,997,641

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,225 : 1,997,641 = 1,997,641 : x
2. Step 2: Convert to fraction form
   1,420,225/1,997,641 = 1,997,641/x
3. Step 3: Cross multiply
   1,420,225x = 1,997,641 × 1,997,641
4. Step 4: Simplify right side
   1,420,225x = 3,990,569,564,881
5. Step 5: Solve for x
   x = 3,990,569,564,881/1,420,225
6. Step 6: Final answer
   x = 2,809,815.04