Finding the Third Proportional to 1,808,720 and 2,879,130

Step by Step Solution

1. Step 1: Write the proportion equation
   1,808,720 : 2,879,130 = 2,879,130 : x
2. Step 2: Convert to fraction form
   1,808,720/2,879,130 = 2,879,130/x
3. Step 3: Cross multiply
   1,808,720x = 2,879,130 × 2,879,130
4. Step 4: Simplify right side
   1,808,720x = 8,289,389,556,900
5. Step 5: Solve for x
   x = 8,289,389,556,900/1,808,720
6. Step 6: Final answer
   x = 4,583,014.26