Finding the Third Proportional to 5,177,968 and 7,766,953

Step by Step Solution

1. Step 1: Write the proportion equation
   5,177,968 : 7,766,953 = 7,766,953 : x
2. Step 2: Convert to fraction form
   5,177,968/7,766,953 = 7,766,953/x
3. Step 3: Cross multiply
   5,177,968x = 7,766,953 × 7,766,953
4. Step 4: Simplify right side
   5,177,968x = 60,325,558,904,209
5. Step 5: Solve for x
   x = 60,325,558,904,209/5,177,968
6. Step 6: Final answer
   x = 11,650,431.00