Finding the Third Proportional to 3,290,030 and 4,907,642

Step by Step Solution

1. Step 1: Write the proportion equation
   3,290,030 : 4,907,642 = 4,907,642 : x
2. Step 2: Convert to fraction form
   3,290,030/4,907,642 = 4,907,642/x
3. Step 3: Cross multiply
   3,290,030x = 4,907,642 × 4,907,642
4. Step 4: Simplify right side
   3,290,030x = 24,084,950,000,164
5. Step 5: Solve for x
   x = 24,084,950,000,164/3,290,030
6. Step 6: Final answer
   x = 7,320,586.74