Finding the Third Proportional to 4,311,968 and 7,186,032

Step by Step Solution

1. Step 1: Write the proportion equation
   4,311,968 : 7,186,032 = 7,186,032 : x
2. Step 2: Convert to fraction form
   4,311,968/7,186,032 = 7,186,032/x
3. Step 3: Cross multiply
   4,311,968x = 7,186,032 × 7,186,032
4. Step 4: Simplify right side
   4,311,968x = 51,639,055,905,024
5. Step 5: Solve for x
   x = 51,639,055,905,024/4,311,968
6. Step 6: Final answer
   x = 11,975,751.19