Finding the Third Proportional to 1,990,134 and 4,352,598

Step by Step Solution

1. Step 1: Write the proportion equation
   1,990,134 : 4,352,598 = 4,352,598 : x
2. Step 2: Convert to fraction form
   1,990,134/4,352,598 = 4,352,598/x
3. Step 3: Cross multiply
   1,990,134x = 4,352,598 × 4,352,598
4. Step 4: Simplify right side
   1,990,134x = 18,945,109,349,604
5. Step 5: Solve for x
   x = 18,945,109,349,604/1,990,134
6. Step 6: Final answer
   x = 9,519,514.44