Finding the Third Proportional to 3,325,142 and 7,147,564

Step by Step Solution

1. Step 1: Write the proportion equation
   3,325,142 : 7,147,564 = 7,147,564 : x
2. Step 2: Convert to fraction form
   3,325,142/7,147,564 = 7,147,564/x
3. Step 3: Cross multiply
   3,325,142x = 7,147,564 × 7,147,564
4. Step 4: Simplify right side
   3,325,142x = 51,087,671,134,096
5. Step 5: Solve for x
   x = 51,087,671,134,096/3,325,142
6. Step 6: Final answer
   x = 15,364,056.97