Finding the Third Proportional to 1,979,064 and 4,237,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,979,064 : 4,237,968 = 4,237,968 : x
2. Step 2: Convert to fraction form
   1,979,064/4,237,968 = 4,237,968/x
3. Step 3: Cross multiply
   1,979,064x = 4,237,968 × 4,237,968
4. Step 4: Simplify right side
   1,979,064x = 17,960,372,769,024
5. Step 5: Solve for x
   x = 17,960,372,769,024/1,979,064
6. Step 6: Final answer
   x = 9,075,185.43