Finding the Third Proportional to 3,530,322 and 5,290,740

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530,322 : 5,290,740 = 5,290,740 : x
2. Step 2: Convert to fraction form
   3,530,322/5,290,740 = 5,290,740/x
3. Step 3: Cross multiply
   3,530,322x = 5,290,740 × 5,290,740
4. Step 4: Simplify right side
   3,530,322x = 27,991,929,747,600
5. Step 5: Solve for x
   x = 27,991,929,747,600/3,530,322
6. Step 6: Final answer
   x = 7,929,001.87