Finding the Third Proportional to 3,220,632 and 7,020,000

Step by Step Solution

1. Step 1: Write the proportion equation
   3,220,632 : 7,020,000 = 7,020,000 : x
2. Step 2: Convert to fraction form
   3,220,632/7,020,000 = 7,020,000/x
3. Step 3: Cross multiply
   3,220,632x = 7,020,000 × 7,020,000
4. Step 4: Simplify right side
   3,220,632x = 49,280,400,000,000
5. Step 5: Solve for x
   x = 49,280,400,000,000/3,220,632
6. Step 6: Final answer
   x = 15,301,468.78