Finding the Third Proportional to 4,600,770 and 9,677,484

Step by Step Solution

1. Step 1: Write the proportion equation
   4,600,770 : 9,677,484 = 9,677,484 : x
2. Step 2: Convert to fraction form
   4,600,770/9,677,484 = 9,677,484/x
3. Step 3: Cross multiply
   4,600,770x = 9,677,484 × 9,677,484
4. Step 4: Simplify right side
   4,600,770x = 93,653,696,570,256
5. Step 5: Solve for x
   x = 93,653,696,570,256/4,600,770
6. Step 6: Final answer
   x = 20,356,091.82