Finding the Third Proportional to 4,914,649 and 7,692,813

Step by Step Solution

1. Step 1: Write the proportion equation
   4,914,649 : 7,692,813 = 7,692,813 : x
2. Step 2: Convert to fraction form
   4,914,649/7,692,813 = 7,692,813/x
3. Step 3: Cross multiply
   4,914,649x = 7,692,813 × 7,692,813
4. Step 4: Simplify right side
   4,914,649x = 59,179,371,852,969
5. Step 5: Solve for x
   x = 59,179,371,852,969/4,914,649
6. Step 6: Final answer
   x = 12,041,423.88