Finding the Third Proportional to 5,998,398 and 8,571,708

Step by Step Solution

1. Step 1: Write the proportion equation
   5,998,398 : 8,571,708 = 8,571,708 : x
2. Step 2: Convert to fraction form
   5,998,398/8,571,708 = 8,571,708/x
3. Step 3: Cross multiply
   5,998,398x = 8,571,708 × 8,571,708
4. Step 4: Simplify right side
   5,998,398x = 73,474,178,037,264
5. Step 5: Solve for x
   x = 73,474,178,037,264/5,998,398
6. Step 6: Final answer
   x = 12,248,966.81