Finding the Third Proportional to 3,493,884 and 7,407,654

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493,884 : 7,407,654 = 7,407,654 : x
2. Step 2: Convert to fraction form
   3,493,884/7,407,654 = 7,407,654/x
3. Step 3: Cross multiply
   3,493,884x = 7,407,654 × 7,407,654
4. Step 4: Simplify right side
   3,493,884x = 54,873,337,783,716
5. Step 5: Solve for x
   x = 54,873,337,783,716/3,493,884
6. Step 6: Final answer
   x = 15,705,540.82