Finding the Third Proportional to 2,980,305 and 4,721,240

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980,305 : 4,721,240 = 4,721,240 : x
2. Step 2: Convert to fraction form
   2,980,305/4,721,240 = 4,721,240/x
3. Step 3: Cross multiply
   2,980,305x = 4,721,240 × 4,721,240
4. Step 4: Simplify right side
   2,980,305x = 22,290,107,137,600
5. Step 5: Solve for x
   x = 22,290,107,137,600/2,980,305
6. Step 6: Final answer
   x = 7,479,136.24