Finding the Third Proportional to 1,659,572 and 3,620,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659,572 : 3,620,740 = 3,620,740 : x
2. Step 2: Convert to fraction form
   1,659,572/3,620,740 = 3,620,740/x
3. Step 3: Cross multiply
   1,659,572x = 3,620,740 × 3,620,740
4. Step 4: Simplify right side
   1,659,572x = 13,109,758,147,600
5. Step 5: Solve for x
   x = 13,109,758,147,600/1,659,572
6. Step 6: Final answer
   x = 7,899,481.40