Finding the Third Proportional to 5,234,170 and 7,877,462

Step by Step Solution

1. Step 1: Write the proportion equation
   5,234,170 : 7,877,462 = 7,877,462 : x
2. Step 2: Convert to fraction form
   5,234,170/7,877,462 = 7,877,462/x
3. Step 3: Cross multiply
   5,234,170x = 7,877,462 × 7,877,462
4. Step 4: Simplify right side
   5,234,170x = 62,054,407,561,444
5. Step 5: Solve for x
   x = 62,054,407,561,444/5,234,170
6. Step 6: Final answer
   x = 11,855,634.72