Finding the Third Proportional to 2,020,085 and 4,420,222

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,085 : 4,420,222 = 4,420,222 : x
2. Step 2: Convert to fraction form
   2,020,085/4,420,222 = 4,420,222/x
3. Step 3: Cross multiply
   2,020,085x = 4,420,222 × 4,420,222
4. Step 4: Simplify right side
   2,020,085x = 19,538,362,529,284
5. Step 5: Solve for x
   x = 19,538,362,529,284/2,020,085
6. Step 6: Final answer
   x = 9,672,049.71