Finding the Third Proportional to 5,224,142 and 8,072,634

Step by Step Solution

1. Step 1: Write the proportion equation
   5,224,142 : 8,072,634 = 8,072,634 : x
2. Step 2: Convert to fraction form
   5,224,142/8,072,634 = 8,072,634/x
3. Step 3: Cross multiply
   5,224,142x = 8,072,634 × 8,072,634
4. Step 4: Simplify right side
   5,224,142x = 65,167,419,697,956
5. Step 5: Solve for x
   x = 65,167,419,697,956/5,224,142
6. Step 6: Final answer
   x = 12,474,281.84