Finding the Third Proportional to 1,718,676 and 3,780,558

Step by Step Solution

1. Step 1: Write the proportion equation
   1,718,676 : 3,780,558 = 3,780,558 : x
2. Step 2: Convert to fraction form
   1,718,676/3,780,558 = 3,780,558/x
3. Step 3: Cross multiply
   1,718,676x = 3,780,558 × 3,780,558
4. Step 4: Simplify right side
   1,718,676x = 14,292,618,791,364
5. Step 5: Solve for x
   x = 14,292,618,791,364/1,718,676
6. Step 6: Final answer
   x = 8,316,063.52