Finding the Third Proportional to 3,123,612 and 6,334,164

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123,612 : 6,334,164 = 6,334,164 : x
2. Step 2: Convert to fraction form
   3,123,612/6,334,164 = 6,334,164/x
3. Step 3: Cross multiply
   3,123,612x = 6,334,164 × 6,334,164
4. Step 4: Simplify right side
   3,123,612x = 40,121,633,578,896
5. Step 5: Solve for x
   x = 40,121,633,578,896/3,123,612
6. Step 6: Final answer
   x = 12,844,627.82