Finding the Third Proportional to 4,739,904 and 7,699,968

Step by Step Solution

1. Step 1: Write the proportion equation
   4,739,904 : 7,699,968 = 7,699,968 : x
2. Step 2: Convert to fraction form
   4,739,904/7,699,968 = 7,699,968/x
3. Step 3: Cross multiply
   4,739,904x = 7,699,968 × 7,699,968
4. Step 4: Simplify right side
   4,739,904x = 59,289,507,201,024
5. Step 5: Solve for x
   x = 59,289,507,201,024/4,739,904
6. Step 6: Final answer
   x = 12,508,588.19