Finding the Third Proportional to 1,600,645 and 2,441,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,600,645 : 2,441,620 = 2,441,620 : x
2. Step 2: Convert to fraction form
   1,600,645/2,441,620 = 2,441,620/x
3. Step 3: Cross multiply
   1,600,645x = 2,441,620 × 2,441,620
4. Step 4: Simplify right side
   1,600,645x = 5,961,508,224,400
5. Step 5: Solve for x
   x = 5,961,508,224,400/1,600,645
6. Step 6: Final answer
   x = 3,724,441.22