Finding the Third Proportional to 4,447,991 and 9,762,034

Step by Step Solution

1. Step 1: Write the proportion equation
   4,447,991 : 9,762,034 = 9,762,034 : x
2. Step 2: Convert to fraction form
   4,447,991/9,762,034 = 9,762,034/x
3. Step 3: Cross multiply
   4,447,991x = 9,762,034 × 9,762,034
4. Step 4: Simplify right side
   4,447,991x = 95,297,307,817,156
5. Step 5: Solve for x
   x = 95,297,307,817,156/4,447,991
6. Step 6: Final answer
   x = 21,424,797.81