Finding the Third Proportional to 3,975,570 and 8,732,150

Step by Step Solution

1. Step 1: Write the proportion equation
   3,975,570 : 8,732,150 = 8,732,150 : x
2. Step 2: Convert to fraction form
   3,975,570/8,732,150 = 8,732,150/x
3. Step 3: Cross multiply
   3,975,570x = 8,732,150 × 8,732,150
4. Step 4: Simplify right side
   3,975,570x = 76,250,443,622,500
5. Step 5: Solve for x
   x = 76,250,443,622,500/3,975,570
6. Step 6: Final answer
   x = 19,179,751.24