Finding the Third Proportional to 3,494,676 and 7,475,112

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,676 : 7,475,112 = 7,475,112 : x
2. Step 2: Convert to fraction form
   3,494,676/7,475,112 = 7,475,112/x
3. Step 3: Cross multiply
   3,494,676x = 7,475,112 × 7,475,112
4. Step 4: Simplify right side
   3,494,676x = 55,877,299,412,544
5. Step 5: Solve for x
   x = 55,877,299,412,544/3,494,676
6. Step 6: Final answer
   x = 15,989,264.65