Finding the Third Proportional to 1,994,218 and 4,349,262

Step by Step Solution

1. Step 1: Write the proportion equation
   1,994,218 : 4,349,262 = 4,349,262 : x
2. Step 2: Convert to fraction form
   1,994,218/4,349,262 = 4,349,262/x
3. Step 3: Cross multiply
   1,994,218x = 4,349,262 × 4,349,262
4. Step 4: Simplify right side
   1,994,218x = 18,916,079,944,644
5. Step 5: Solve for x
   x = 18,916,079,944,644/1,994,218
6. Step 6: Final answer
   x = 9,485,462.44