Finding the Third Proportional to 1,994,156 and 4,349,212

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994,156 : 4,349,212 = 4,349,212 : x
2. Step 2: Convert to fraction form
   1,994,156/4,349,212 = 4,349,212/x
3. Step 3: Cross multiply
   1,994,156x = 4,349,212 × 4,349,212
4. Step 4: Simplify right side
   1,994,156x = 18,915,645,020,944
5. Step 5: Solve for x
   x = 18,915,645,020,944/1,994,156
6. Step 6: Final answer
   x = 9,485,539.26