Finding the Third Proportional to 3,196,576 and 4,827,920

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196,576 : 4,827,920 = 4,827,920 : x
2. Step 2: Convert to fraction form
   3,196,576/4,827,920 = 4,827,920/x
3. Step 3: Cross multiply
   3,196,576x = 4,827,920 × 4,827,920
4. Step 4: Simplify right side
   3,196,576x = 23,308,811,526,400
5. Step 5: Solve for x
   x = 23,308,811,526,400/3,196,576
6. Step 6: Final answer
   x = 7,291,805.83