Finding the Third Proportional to 2,980,307 and 4,721,243

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980,307 : 4,721,243 = 4,721,243 : x
2. Step 2: Convert to fraction form
   2,980,307/4,721,243 = 4,721,243/x
3. Step 3: Cross multiply
   2,980,307x = 4,721,243 × 4,721,243
4. Step 4: Simplify right side
   2,980,307x = 22,290,135,465,049
5. Step 5: Solve for x
   x = 22,290,135,465,049/2,980,307
6. Step 6: Final answer
   x = 7,479,140.73