Finding the Third Proportional to 1,669,830 and 3,575,775

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,830 : 3,575,775 = 3,575,775 : x
2. Step 2: Convert to fraction form
   1,669,830/3,575,775 = 3,575,775/x
3. Step 3: Cross multiply
   1,669,830x = 3,575,775 × 3,575,775
4. Step 4: Simplify right side
   1,669,830x = 12,786,166,850,625
5. Step 5: Solve for x
   x = 12,786,166,850,625/1,669,830
6. Step 6: Final answer
   x = 7,657,166.81