Finding the Third Proportional to 1,969,170 and 4,302,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,969,170 : 4,302,820 = 4,302,820 : x
2. Step 2: Convert to fraction form
   1,969,170/4,302,820 = 4,302,820/x
3. Step 3: Cross multiply
   1,969,170x = 4,302,820 × 4,302,820
4. Step 4: Simplify right side
   1,969,170x = 18,514,259,952,400
5. Step 5: Solve for x
   x = 18,514,259,952,400/1,969,170
6. Step 6: Final answer
   x = 9,402,062.77