Finding the Third Proportional to 4,510,994 and 9,769,940

Step by Step Solution

1. Step 1: Write the proportion equation
   4,510,994 : 9,769,940 = 9,769,940 : x
2. Step 2: Convert to fraction form
   4,510,994/9,769,940 = 9,769,940/x
3. Step 3: Cross multiply
   4,510,994x = 9,769,940 × 9,769,940
4. Step 4: Simplify right side
   4,510,994x = 95,451,727,603,600
5. Step 5: Solve for x
   x = 95,451,727,603,600/4,510,994
6. Step 6: Final answer
   x = 21,159,799.28