Finding the Third Proportional to 1,908,789 and 4,116,462

Step by Step Solution

1. Step 1: Write the proportion equation
   1,908,789 : 4,116,462 = 4,116,462 : x
2. Step 2: Convert to fraction form
   1,908,789/4,116,462 = 4,116,462/x
3. Step 3: Cross multiply
   1,908,789x = 4,116,462 × 4,116,462
4. Step 4: Simplify right side
   1,908,789x = 16,945,259,397,444
5. Step 5: Solve for x
   x = 16,945,259,397,444/1,908,789
6. Step 6: Final answer
   x = 8,877,492.17