Finding the Third Proportional to 1,616,961 and 3,520,787

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616,961 : 3,520,787 = 3,520,787 : x
2. Step 2: Convert to fraction form
   1,616,961/3,520,787 = 3,520,787/x
3. Step 3: Cross multiply
   1,616,961x = 3,520,787 × 3,520,787
4. Step 4: Simplify right side
   1,616,961x = 12,395,941,099,369
5. Step 5: Solve for x
   x = 12,395,941,099,369/1,616,961
6. Step 6: Final answer
   x = 7,666,196.71