Finding the Third Proportional to 1,980,080 and 4,065,136

Step by Step Solution

1. Step 1: Write the proportion equation
   1,980,080 : 4,065,136 = 4,065,136 : x
2. Step 2: Convert to fraction form
   1,980,080/4,065,136 = 4,065,136/x
3. Step 3: Cross multiply
   1,980,080x = 4,065,136 × 4,065,136
4. Step 4: Simplify right side
   1,980,080x = 16,525,330,698,496
5. Step 5: Solve for x
   x = 16,525,330,698,496/1,980,080
6. Step 6: Final answer
   x = 8,345,789.41