Finding the Third Proportional to 3,493,881 and 7,407,648

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493,881 : 7,407,648 = 7,407,648 : x
2. Step 2: Convert to fraction form
   3,493,881/7,407,648 = 7,407,648/x
3. Step 3: Cross multiply
   3,493,881x = 7,407,648 × 7,407,648
4. Step 4: Simplify right side
   3,493,881x = 54,873,248,891,904
5. Step 5: Solve for x
   x = 54,873,248,891,904/3,493,881
6. Step 6: Final answer
   x = 15,705,528.86