Finding the Third Proportional to 3,493,893 and 7,407,672

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493,893 : 7,407,672 = 7,407,672 : x
2. Step 2: Convert to fraction form
   3,493,893/7,407,672 = 7,407,672/x
3. Step 3: Cross multiply
   3,493,893x = 7,407,672 × 7,407,672
4. Step 4: Simplify right side
   3,493,893x = 54,873,604,459,584
5. Step 5: Solve for x
   x = 54,873,604,459,584/3,493,893
6. Step 6: Final answer
   x = 15,705,576.69