Finding the Third Proportional to 3,975,558 and 8,732,126

Step by Step Solution

1. Step 1: Write the proportion equation
   3,975,558 : 8,732,126 = 8,732,126 : x
2. Step 2: Convert to fraction form
   3,975,558/8,732,126 = 8,732,126/x
3. Step 3: Cross multiply
   3,975,558x = 8,732,126 × 8,732,126
4. Step 4: Simplify right side
   3,975,558x = 76,250,024,479,876
5. Step 5: Solve for x
   x = 76,250,024,479,876/3,975,558
6. Step 6: Final answer
   x = 19,179,703.70