Finding the Third Proportional to 4,131,681 and 8,861,034

Step by Step Solution

1. Step 1: Write the proportion equation
   4,131,681 : 8,861,034 = 8,861,034 : x
2. Step 2: Convert to fraction form
   4,131,681/8,861,034 = 8,861,034/x
3. Step 3: Cross multiply
   4,131,681x = 8,861,034 × 8,861,034
4. Step 4: Simplify right side
   4,131,681x = 78,517,923,549,156
5. Step 5: Solve for x
   x = 78,517,923,549,156/4,131,681
6. Step 6: Final answer
   x = 19,003,868.78