Finding the Third Proportional to 8,271,783 and 12,582,634

Step by Step Solution

1. Step 1: Write the proportion equation
   8,271,783 : 12,582,634 = 12,582,634 : x
2. Step 2: Convert to fraction form
   8,271,783/12,582,634 = 12,582,634/x
3. Step 3: Cross multiply
   8,271,783x = 12,582,634 × 12,582,634
4. Step 4: Simplify right side
   8,271,783x = 158,322,678,377,956
5. Step 5: Solve for x
   x = 158,322,678,377,956/8,271,783
6. Step 6: Final answer
   x = 19,140,090.88