Finding the Third Proportional to 4,670,824 and 7,039,640

Step by Step Solution

1. Step 1: Write the proportion equation
   4,670,824 : 7,039,640 = 7,039,640 : x
2. Step 2: Convert to fraction form
   4,670,824/7,039,640 = 7,039,640/x
3. Step 3: Cross multiply
   4,670,824x = 7,039,640 × 7,039,640
4. Step 4: Simplify right side
   4,670,824x = 49,556,531,329,600
5. Step 5: Solve for x
   x = 49,556,531,329,600/4,670,824
6. Step 6: Final answer
   x = 10,609,804.89