Finding the Third Proportional to 5,851,091 and 7,765,831

Step by Step Solution

1. Step 1: Write the proportion equation
   5,851,091 : 7,765,831 = 7,765,831 : x
2. Step 2: Convert to fraction form
   5,851,091/7,765,831 = 7,765,831/x
3. Step 3: Cross multiply
   5,851,091x = 7,765,831 × 7,765,831
4. Step 4: Simplify right side
   5,851,091x = 60,308,131,120,561
5. Step 5: Solve for x
   x = 60,308,131,120,561/5,851,091
6. Step 6: Final answer
   x = 10,307,160.00