Finding the Third Proportional to 4,516,532 and 9,687,976

Step by Step Solution

1. Step 1: Write the proportion equation
   4,516,532 : 9,687,976 = 9,687,976 : x
2. Step 2: Convert to fraction form
   4,516,532/9,687,976 = 9,687,976/x
3. Step 3: Cross multiply
   4,516,532x = 9,687,976 × 9,687,976
4. Step 4: Simplify right side
   4,516,532x = 93,856,878,976,576
5. Step 5: Solve for x
   x = 93,856,878,976,576/4,516,532
6. Step 6: Final answer
   x = 20,780,740.39